Riff 1 - This one goes on for a while.....
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--------------8-xxxxx--------------------------
----8-xxxxx---8-xxxxx--------------------------
----8-xxxxx---6-xxxxx--------------------------
----6-xxxxx------------------------------------

Riff 2 - only diffrent part.
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---7-x----6-x---8--x-x-x------------------------
---5-x----4-x---6--x-x-x------------------------
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