C7♭5♭9 7-string guitar chord

How to play C7♭5♭9 on 7-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 and your ring finger on the G string at the 3rd fret. Don’t play the low B and low E strings.

From the low B string x x 3 2 3 2 2 (x: not played, 0: open)

What notes are in C7♭5♭9?

C7♭5♭9, C dominant seventh flat five flat nine, is C, E, G♭, B♭ and D♭: the root (C), the major third (E), the diminished fifth (G♭), the minor seventh (B♭) and the flat ninth (D♭). Its formula is 1 3 ♭5 ♭7 ♭9.