A dominant thirteenth, flat fifth, add sharp root, add sharp seventh

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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: A13♭5+♯1+♭1, A13♭5+♯7+♭2, B♭13♯5♯9+♯1+♯7, B♭13♯5♯9+♯1+♭1, B♭13♯5♯9+♯7+♭2, E♭13♯9♭13+♯4+♯7.

Notes in this chord: A, A♯, C♯, E♭, G, G♯, B, D, F♯. Integer notation: {1, 2, 3, 6, 7, 8, 9, 10, 11}.

Nearby chords (one less note): A13♭5+♯1, A13♭5+♯7, AM13♭5+♯1, A11♭5+♯1+♯7, A13-5+♯1+♯7, B♭13♯5♯9+♯1, B♭13♯5♯9+♯7, B♭13♯5♭9+♯7, E♭13♯9♭13+♯4.

Nearby chords (one more note): D♭13+♯1+♯4+♯5, G♭13+♯1+♯2+♯5, B♭13♯5+♯1+♯2+♯7.

Parallel chords (same structure, different root): C13♭5+♯1+♯7, D13♭5+♯1+♯7, E13♭5+♯1+♯7, F13♭5+♯1+♯7, G13♭5+♯1+♯7, B13♭5+♯1+♯7, D♭13♭5+♯1+♯7, E♭13♭5+♯1+♯7, G♭13♭5+♯1+♯7, A♭13♭5+♯1+♯7, B♭13♭5+♯1+♯7.

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