The only requirements are that you tune your guitar half a step.

The three chords in this arpeggio intro:
e-------9----
B------10---
G------11---
D------11---
A------9----
E------x----

e------5----
B------5----
G------6----
D------7----
A------7----
E------x----

e------5----
B------7----
G------7----
D------7----
A------5----
E------x----

---------9-----------------------5------------------------------------------
------------10-----------------------5----------------7-------7------7------
-----11--------11------------6---------6---------7----7-------7------7---
--11-----------------------7-------------------7----------7*-------7*-------7* 
9------------------------7-------------------5-----------------------------
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