C9♭5 8-string guitar chord

How to play C9♭5 on 8-string guitar

The most common way, the first shape above: lay your index finger flat across the four strings from the D to the high E at the 2nd fret, your middle finger on the A string at the 3rd fret, your ring finger on the G string at the 3rd fret and your little finger on the high B string at the 3rd fret. Don’t play the F♯, low B and low E strings.

From the F♯ string x x x 3 2 3 3 2 (x: not played, 0: open)

What notes are in C9♭5?

C9♭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.