C♯9♭5 8-string guitar chord

How to play C♯9♭5 on 8-string guitar

The most common way, the first shape above: your ring finger on the low B string at the 2nd fret, your index finger on the low E string at the 1st fret, your little finger on the A string at the 2nd fret and your middle finger on the D string at the 1st fret. Let the G and high B strings ring open. Don’t play the F♯ and high E strings.

From the F♯ string x 2 1 2 1 0 0 x (x: not played, 0: open)

What notes are in C♯9♭5?

C♯9♭5, C♯ ninth flat five, is C♯, E♯, G, B and D♯: the root (C♯), the major third (E♯), the diminished fifth (G), the minor seventh (B) and the ninth (D♯). Its formula is 1 3 ♭5 ♭7 9.