A9+♯1+♯5+♭1

A dominant ninth, add sharp root, add sharp fifth, add flat root

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MSK 007 Leapfrog VCF (patch; see in online store)
MSK 009 Coiler VCF (patch; see in online store)

Equivalent chord symbols: A9+♯1+♯5+♯7, A9+♯1+♯7+♯12, D♭13♯9♯11+♯5, D♭13♯9♯11+♭6, FM11♯5+♯2+♯4, D♭13♯9♯11+♯12.

Notes in this chord: A♭, A, A♯, C♯, E, E♯, G, B. Integer notation: {1, 4, 5, 7, 8, 9, 10, 11}.

Nearby chords (one less note): A9+♯1+♯5, A9+♯1+♯7, A9+♯5+♯7, D♭13♯9♯11, FM11♯5+♯2, FM11♭5+♯2, A9♯5+♯1+♯7, E11♭7♭9+♯4.

Nearby chords (one more note): E13♯9+♯1+♯4, G13♭5+♯1+♯2, E♭13♭13+♯1+♯4, G♭11+♯1+♯2+♯7.

Parallel chords (same structure, different root): C9+♯1+♯5+♭1, D9+♯1+♯5+♭1, E9+♯1+♯5+♭1, F9+♯1+♯5+♭1, G9+♯1+♯5+♭1, B9+♯1+♯5+♭1, D♭9+♯1+♯5+♭1, E♭9+♯1+♯5+♭1, G♭9+♯1+♯5+♭1, A♭9+♯1+♯5+♭1, B♭9+♯1+♯5+♭1.

This chord contains too many notes to play on the 6 strings of guitar standard EADGBE tuning (change tuning or instrument).