C♯13♭9 5-string bass chord

How to play C♯13♭9 on 5-string bass

The most common way, the first shape above: your middle finger on the B string at the 2nd fret, your index finger on the E string at the 1st fret, your ring finger on the A string at the 2nd fret and your little finger on the G string at the 3rd fret. Let the D string ring open.

From the B string 2 1 2 0 3 (x: not played, 0: open)

What notes are in C♯13♭9?

C♯13♭9, C♯ thirteenth flat nine, is C♯, E♯, G♯, B, D and A♯: the root (C♯), the major third (E♯), the perfect fifth (G♯), the minor seventh (B), the flat ninth (D) and the thirteenth (A♯). Its formula is 1 3 5 ♭7 ♭9 13.