C7♯5 5-string bass chord

How to play C7♯5 on 5-string bass

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

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

What notes are in C7♯5?

C7♯5, C augmented seventh, is C, E, G♯ and B♭: the root (C), the major third (E), the augmented fifth (G♯) and the minor seventh (B♭). Its formula is 1 3 ♯5 ♭7.