A dominant eleventh, sharp ninth, add sharp 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: C9+6+♯1, A11♭9+♯2, A11♭9+♯9, B♯9+6+♯1, C9+13+♯1, B♯9+13+♯1.

Notes in this chord: A, A♯, C♯, E, G, B♯, D. Integer notation: {0, 1, 2, 4, 7, 9, 10}.

Nearby chords (one less note): C9+6, A11♯9, A11♭9, C9+♯1, C9♭9+6, A+4+♯1+♯2, F13♭7♭13-1.

Nearby chords (one more note): C13+♯1, A13♯9+♯1, A11+♯1+♯2, B♭M13♭5+♯2, E13♯5♯9+♯4.

Parallel chords (same structure, different root): C11♯9+♯1, D11♯9+♯1, E11♯9+♯1, F11♯9+♯1, G11♯9+♯1, B11♯9+♯1, C♭11♯9+♯1, D♭11♯9+♯1, E♭11♯9+♯1, F♭11♯9+♯1, G♭11♯9+♯1, A♭11♯9+♯1, B♭11♯9+♯1, C♯11♯9+♯1, D♯11♯9+♯1, E♯11♯9+♯1, F♯11♯9+♯1, G♯11♯9+♯1, A♯11♯9+♯1, B♯11♯9+♯1.

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