C♯9sus4 7-string bass chord

How to play C♯9sus4 on 7-string bass

The most common way, the first shape above: lay your index finger flat across the three strings from the D to the C at the 1st fret, your ring finger on the B string at the 2nd fret, your ring finger on the E string at the 2nd fret and your ring finger on the A string at the 2nd fret. Don’t play the F string.

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

What notes are in C♯9sus4?

C♯9sus4, C♯ ninth suspended fourth, is C♯, F♯, G♯, B and D♯: the root (C♯), the perfect fourth (F♯), the perfect fifth (G♯), the minor seventh (B) and the ninth (D♯). Its formula is 1 4 5 ♭7 9.