B♭4+2+♯1+♯2+♯7

B flat dominant fourth, add second, add sharp root, add sharp second, 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: Adim+2+4+♯1+♯3, Adim+2+4+♯1+♭4, B♭4+2+♯1+♯2+♭1, Adim+2+4+♯1+♯10.

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

Nearby chords (one less note): A4+2+♯1+♯2, A4+2+♯1+♯4, Adim+2+4+♯1, Adim+2+4+♯3, B♭4+2+♯1+♯2, Adim+2+♯1+♯3, Adim+4+♯1+♯3.

Nearby chords (one more note): A11♭5+♯1+♯2, B9+♯1+♯2+♯7, B♭M11+♯1+♯2, AM11♭5+♯1+♯2, B♭M11♭5+♯1+♯2.

Parallel chords (same structure, different root): C4+2+♯1+♯2+♯7, D4+2+♯1+♯2+♯7, E4+2+♯1+♯2+♯7, F4+2+♯1+♯2+♯7, G4+2+♯1+♯2+♯7, A4+2+♯1+♯2+♯7, B4+2+♯1+♯2+♯7, D♭4+2+♯1+♯2+♯7, E♭4+2+♯1+♯2+♯7, G♭4+2+♯1+♯2+♯7, A♭4+2+♯1+♯2+♯7.

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