Guitar chords: Csharp sixth
C#6
    XX
======
~~~~~~
------
||1||| 8th fret
------
2|||||
------
|||3||
------
|4||||
------
||||||
------
CGAE
####

or:

X
======
~~~~~~
------
|1||||  4th fret
------
||||||
------
||3333
------
||||||
------
 CGCEA
 #####

Notes: 
1 : C#
3 : E#
5 : G#
6 : A#