B♭7♯5♭9 8-string guitar chord

How to play B♭7♯5♭9 on 8-string guitar

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

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

What notes are in B♭7♯5♭9?

B♭7♯5♭9, B♭ dominant seventh sharp five flat nine, is B♭, D, F♯, A♭ and C♭: the root (B♭), the major third (D), the augmented fifth (F♯), the minor seventh (A♭) and the flat ninth (C♭). Its formula is 1 3 ♯5 ♭7 ♭9.