All the riffs that have the same letter are played together (For example, RIFF B and RIFF B-1 are played together). 
 RIFF-A(INTRO)
E-|-------------0----3----------------------0--------------3p0-------|
B-|---------------0----3----------------------0---------1-------0----|
G-|----------0-----------3---------------0-----------0---------------|
D-|-------2-----------------3----------2----------2------------------|
A-|----2-----------------------------2----------3--------------------|
E-|--0--------------------------1-0----------------------------------|

E-|----------0----3--------------------0--------------3------|
B-|-------------0---3---------------------0---------4----4---|
G-|--------0----------3--------------0-----------5-----------|
D-|------2---------------3---------2-----------5-------------|
A-|----2------------------------2-----------3----------------|
E-|--0---------------------1-0-------------------------------|

Play RIFF-A Another  Time

 RIFF-B: I think it`s approximately the same as RIFF-A, but with distortion.

Third time play RIFF-B1
E-|------------------------------------------------------------------|
B-|------------------------------------------------------------------|
G-|------------------------------------------------------------------|
D-|----------------------------7-------------------------------------|
A-|-----7---10---7--10--7--10-----9--10--7--7--10--7--9--10--5-------|
E-|------------------------------------------------------------------|

  Then play RIFF B-2:Play this whit alternative picking very quickly.
  The other guitar plays RIFF-B1also whit alternative picking very quickly.
E-|------------------------------------------------------------------|
B-|------------------------------------------------------------------|
G-|-----------------------9-------------------------------9----------|
D-|---9---7---9---7---9-------10---7---9---7---9---7---9-----10---7--|
A-|------------------------------------------------------------------|
E-|------------------------------------------------------------------|

Here starts to sing:
RIFF C-1
E-|------------------------------------------------------------------|
B-|------------8--7-----------------8--7-----------------8--7--------|
G-|---------9-------8------------9-------8------------9-------8------|
D-|------9-------------9------9------------9-------9-------------9---|
A-|----7--------------------7--------------------7-------------------|
E-|------------------------------------------------------------------|

E-|------------------------------------------------------------------|
B-|------------------------------------------------------------------|
G-|--------5-------4-------------------------------------------------|
D-|--------5-------4---------2---------------------------------------|
A-|--------3-------2---------2---------------------------------------|
E-|--------------------------0---------------------------------------|
    
    RIFF C-2
E-|------------------------------------------------------------------|
B-|------------------------------------------------------------------|
G-|-----9-------8------------9--------8-----------9--------8---------|
D-|-----9-------8------------9--------8-----------9--------8---------|
A-|-----7-------6------------7--------6-----------7--------6---------|
E-|------------------------------------------------------------------|

E-|------------------------------------------------------------------|
B-|------------------------------------------------------------------|
G-|---------5-------4------------------------------------------------|
D-|---------5-------4--------2---------------------------------------|
A-|---------3-------2--------2---------------------------------------|
E-|--------------------------0---------------------------------------|

Play RIFF C-1 and RIFF C-2 for a total of four times.
The last time, RIFF C-1 finish with this notes:

E-|------------------------------------------------------------------|
B-|------------------------------------------------------------------|
G-|------------------------------------------------------------------|
D-|-------\10----------9h10p9----7-----------------------------------|
A-|------------------------------------------7~----------------------|
E-|------------------------------------------------------------------|

RIFF D-1
E-|------------------------------------------------------------------|
B-|---------7---7\8--7----------------------7--8\10--8--7tr8---------|
G-|---------------------9-8------------------------------------9-----|
D-|--------------------------10--9--7--------------------------------|
A-|-----2---------------------------------2--------------------------|
E-|-----0---------------------------------0--------------------------|

RIFF D-2
E-|------------------------------------------------------------------|
B-|------------------------------------------------------------------|
G-|------------------------------------------------------------------|
D-|------------------------------------------5---7---5tr7---4----4---|
A-|-2----------7------6------3-----------2--------------------------7|
E-|-0------------------------------------0---------------------------|

Play RIFF D-1 and RIFF D-2 for a total of two times.

RIFF E
E-|------------------------------------------------------------------|
B-|------------------------------------------------------------------|
G-|---------------------4-----4--4----------------5----5--5----------|
D-|--------2-----2--2---4-----4--4---2-----2--2---5----5--5----2-----|
A-|--------2-----2--2---2-----2--2---2-----2--2---3----3--3----2-----|
E-|--------0-----0--0----------------0-----0--0----------------0-----|

E-|------------------------------------------------------------------|
B-|------------------------------------------------------------------|
G-|--------------4----4--4------9------7-------9---------------------| 
D-|------2--2----4----4--4------9------7-------9---------------------|
A-|------2--2----2----2--2------7------5-------7---------------------|
E-|------0--0--------------------------------------------------------|

E-|------------------------------------------------------------------|
B-|------------------------------------------------------------------|
G-|---------------------4-----4--4-----------------7----7--7---------|
D-|-------2-----2--2----4-----4--4----5----5--5----7----7--7------2--|
A-|-------2-----2--2----2-----2--2----5----5--5----5----5--5------2--|
E-|-------0-----0--0------------------3----3--3-------------------0--|

E-|------------------------------------------------------------------|
B-|------------------------------------------------------------------|
G-|------------4----4--4-----5------4--------------------------------|
D-|----2--2----4----4--4-----5------4-------2------------------------|
A-|----2--2----2----2--2-----3------2-------2------------------------|
E-|----0--0---------------------------------0------------------------|

RIFF E-1
E-|------------------------------------------------------------------|
B-|------------------------------------------------------------------|
G-|--------12---12p11--------------------12--12--12p11---14---11--12-|
D-|--\14-----------------12--12--12h14-------------------------------|
A-|------------------------------------------------------------------|
E-|------------------------------------------------------------------|

E-|------------------------------------------------------------------|
B-|------------------------------------------------------------------|
G-|--12*--11-------------------------12p11---------------------------|
D-|-------------12--12--12h14---14-----------14----------------------|
A-|------------------------------------------------------------------|
E-|------------------------------------------------------------------|

*Pick this note very quickly.

Play RIFF E two times.
Play RIFF C-1 and RIFF C-2 four more times.
Play RIFF D-1 and RIFF D-2 two more times.
Play RIFF E, this time without RIFF E-1.

GUITAR SOLO, played under RIFF E:

E-|------------------------------------------------------------------|
B-|------------------------------------------------------------------|
G-|-------------11--12--14~--12--11h12p11----------------------------|
D-|---\14--14----------------------------------14--14--12h14p12------|
A-|------------------------------------------------------------------|
E-|------------------------------------------------------------------|

E-|------------------------------------------------------------------|
B-|------------------------------------------------------------------|
G-|--------------------11--12--14--12--11h12p11----------------------|
D-|-------------14--14--------------------------14---14---12----14/--|
A-|-15--14--15-------------------------------------------------------|
E-|------------------------------------------------------------------|

E-|------------------------------------------------------------------|
B-|------------------------------------------------------------------|
G-|--------12---12p11--------------------12--12--12p11---14---11--12-|
D-|--\14-----------------12--12--12h14-------------------------------|
A-|------------------------------------------------------------------|
E-|------------------------------------------------------------------|

E-|------------------------------------------------------------------|
B-|------------------------------------------------------------------|
G-|---12*--11-----------------------12p11----------------------------|
D-|--------------12--12--12h14--14----------14-----------------------|
A-|------------------------------------------------------------------|
E-|------------------------------------------------------------------|

E-|------------------------------------------------------------------|
B-|------------------------------------------------15--15--12--------|
G-|-----------------11--12--14---12---14---14fb-----------------14---|
D-|-----\14---14-----------------------------------------------------|
A-|------------------------------------------------------------------|
E-|------------------------------------------------------------------|

E-|-------------12--------12-----------------------------------------|
B-|--------15--------15----------15----------------------------------|
G-|-12--14fb--14---14---14----14---14-----14fbr---12-----------------|
D-|------<------hold-------bend------->------------------14~---------|
A-|------------------------------------------------------------------|
E-|------------------------------------------------------------------|

E-|------------------------------------------------------------------|
B-|------------------------------------------------------------------|
G-|--------12---12p11--------------------12--12--12p11---14---11--12-|
D-|--\14-----------------12--12--12h14-------------------------------|
A-|------------------------------------------------------------------|
E-|------------------------------------------------------------------|

E-|------------------------------------------------------------------|
B-|------------------------------------------------------------------|
G-|---12*--11-----------------------12p11----------------------------|
D-|--------------12--12--12h14--14----------14/----------------------|
A-|------------------------------------------------------------------|
E-|------------------------------------------------------------------|


RIFF F (Acoustic Guitar)
E-|--------------------7---------6-------3---------------------------|
B-|-----------------8----8---------7-------4-------------------------|
G-|--------------9---------9---------8-------5-----------------------|
D-|-----------9------------------------------------------------------|
A-|---\7---7---------------------------------------------------------|
E-|------------------------------------------------------------------|

E-|--------------------7----------6---------3------------------------|
B-|-----------------8----8----------7---------4----------------------|
G-|--------------9---------9----------8---------5--------------------|
D-|-----------9------------------------------------------------------|
A-|---\7---7---------------------------------------------------------|
E-|------------------------------------------------------------------|

E-|-------------------3--------2--------------------------------3----|
B-|-----------------5----------3-----3-----------------------5-------|
G-|---------------5------------4---------4----------------5----------|
D-|-------------5--------------4------------------------5------------|
A-|------3---3-----------------2--------------2---3--3---------------|
E-|------------------------------------------------------------------|

E-|-----2------------------------------------------------------------|
B-|-----3----3-------------------------------------------------------|
G-|-----4--------4---------------------------------------------------|
D-|-----4------------------------------------------------------------|
A-|-----2------------------------------------------------------------|
E-|------------------------------------------------------------------|

Play RIFF F a total of two times.

RIFF G
E-|------------------7*------6*-------3*-----------------------------|
B-|----------------8----8--------7--------4--------------------------|
G-|--------------9--------9--------8--------5------------------------|
D-|------------9-----------------------------------------------------|
A-|------7---7-------------------------------------------------------|
E-|------------------------------------------------------------------|

E-|----------------7*--------6*--------3*----------------------------|
B-|--------------8----8---------7----------4-------------------------|
G-|------------9--------9---------8----------5-----------------------|
D-|----------9-------------------------------------------------------|
A-|--7----7----------------------------------------------------------|
E-|------------------------------------------------------------------|

*I think that those notes are played picking very quickly

E-|------------------------2*-----------------------------2*---------|
B-|------------------5*-------3*----------------------5*-----3*------|
G-|---------------5--------------4*----------------5------------4*---|
D-|-------------5--------------------------------5-------------------|
A-|-----3-----3--------------------------3-----3---------------------|
E-|------------------------------------------------------------------|

*Sure that those notes are played quickly
Play this RIFF G two times.

RIFF H

E-|------------------------------------------------------------------|
B-|------------------------------------------------------------------|
G-|------------------------------------------------------------------|
D-|-------------------9-/--------------------------------------------|
A-|--------2-----2-2--7-/----2-2-3------2---2-2-----3----------------|
E-|--------0-----0-0---------0-0-1------0---0-0---1---1--------------|

E-|------------------------------------------------------------------|
B-|------------------------------------------------------------------|
G-|------------------------------------------------------------------|
D-|--------------------9--/--------------------------8---------------|
A-|--------2-----2-2---7-/----2-2-3-----2----2-2---6---6-------------|
E-|--------0-----0-0----------0-0-1-----0----0-0---------------------|

Play RIFF H two times, and be carefull with the rare time here.

Play RIFF E and RIFF E-1 two times.
Second time, RIFF E-1 is doubled by other guitar:

E-|-------------------------------------------------------------------
B-|-------12--12p10--------------------12--12--12p10--13--10--12------
G-|--\12---------------11--11--11h12----------------------------------
D-|-------------------------------------------------------------------
A-|-------------------------------------------------------------------
E-|-------------------------------------------------------------------

E-|------------------------------------------------------------------|
B-|-12*--10-------------------------12p10----------------------------|
G-|------------11--11--11h12--12------------12-----------------------|
D-|------------------------------------------------------------------|
A-|------------------------------------------------------------------|
E-|------------------------------------------------------------------|


RIFF I, played under RIFF E-1 doubled, and with the rithym that you hear.

E-|------------------------------------------------------------------|
B-|------------------------------------------------------------------|
G-|-------9------------------------7---------------5-----4-----------|
D-|-------9------------------------7---------------5-----4--------2--|
A-|-------7------------------------5---------------3-----2--------2--|
E-|---------------------------------------------------------------0--|

Play RIFF B, then RIFF B-1 and the song finishes with an Em.