A+2+4+♯1+♯12

A major, add second, add fourth, add sharp root, add sharp twelfth

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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: Bm11♭5+♯7, Bm11♭5+♭1, A+2+4+♯1+♯5, A+2+♯1+♯5+♯10, B♭+♯1+♯2+♯4+♭1, B♭+♯1+♯2+♭1+♭5.

Notes in this chord: A, A♯, B, C♯, D, E, E♯. Integer notation: {1, 2, 4, 5, 9, 10, 11}.

Nearby chords (one less note): Bm11♭5, A+2+4+♯1, A+2+♯1+♯5, A+4+♯1+♯5, B♭+♯1+♯2+♯4, B♭+♯1+♯2+♭1, B♭+♯1+♯4+♭1.

Nearby chords (one more note): E13♭9+♯4, A13♭13+♯1, B11♭5+♯2+♯7, C13-5+♯1+♯7, D♭13♯5♯9+♯1.

Parallel chords (same structure, different root): C+2+4+♯1+♯12, D+2+4+♯1+♯12, E+2+4+♯1+♯12, F+2+4+♯1+♯12, G+2+4+♯1+♯12, B+2+4+♯1+♯12, D♭+2+4+♯1+♯12, E♭+2+4+♯1+♯12, G♭+2+4+♯1+♯12, A♭+2+4+♯1+♯12, B♭+2+4+♯1+♯12.

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