riff #1:
|---------------------------------|
|----------3---------------3------|
|----1--3-----1-3----1--3-----1-3-|
|-1---------------1---------------|repeat as needed

riff #2:
|----------------4-----------------------4---|
|---5-7------5-----7------5---7------5-----7-|
|-5------5-5---5------5-5---5----5-5---5-----|
|--------------------------------------------|repeat as needed

pre-chorus:
|---------------------------------|
|---------------------------------|
|-----11---------------11---------|
|-11------33--33---11------33--33-|

chorus:
|---------------------------------------5-5-754----|
|--------4-5-7--------4-5-7-------4-5-7--------75--|
|-5-5-75------5-5-75-------5-5-75----------------5-|
|--------------------------------------------------|repeat as needed

post-chorus:
|--------------------|
|--------------------|
|--------111111------|
|-111111-------333333|X2
then chorus again