E|----------------------------------------|
B|----------------------------------------|
G|----------------------------------------|
D|----------------------------------------|
G|-7-7-7-7-7-7-7-7-12-12-12-12-12-12-12-12|
D|-5-5-5-5-5-5-5-5-10-10-10-10-10-10-10-10|

Breakdown

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

Then go back to the main riff but throw this in after the second cord if you wanna play the bass part

E|----------------------------|
B|----------------------------|
G|----------------------------|
D|----------------------------|
G|-3h5-5-5-5-5-5-3h5-5-5-5-5-5|
D|----------------------------|

E|-----------------------------------------------------------------------------------------------------------|
h = hammer on