A major eleventh, flat fifth, add sharp root, add flat third

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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: AM11♭5+♯1+♯2, AM11♭5+♯1+♯9, A♭+2+4+♯1+♯2+♯4, A♭+2+4+♯1+♯2+♭5, A♭+2+4+♯1+♯2+♯11.

Notes in this chord: A, A♯, C, C♯, E♭, G♯, B, D. Integer notation: {0, 1, 2, 3, 8, 9, 10, 11}.

Nearby chords (one less note): AM11♭5+♯1, AM11♭5+♯2, A♭+2+4+♯1+♯2, A♭+2+4+♯1+♯4, A♭+2+4+♯2+♯4, A♭+2+♯1+♯2+♯4, Adim+2+4+♯1+♯3, A♭dim+2+4+♯1+♯3.

Nearby chords (one more note): AM11+♯1+♯2+♯4, A♭11+♯1+♯2+♯4, B♭11+♯1+♯2+♯7, A♭M11+♯1+♯2+♯4.

Parallel chords (same structure, different root): CM11♭5+♯1+♭3, DM11♭5+♯1+♭3, EM11♭5+♯1+♭3, FM11♭5+♯1+♭3, GM11♭5+♯1+♭3, BM11♭5+♯1+♭3, D♭M11♭5+♯1+♭3, E♭M11♭5+♯1+♭3, G♭M11♭5+♯1+♭3, A♭M11♭5+♯1+♭3, B♭M11♭5+♯1+♭3.

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