A dominant thirteenth, omit root, add sharp second

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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: A13-1+♯9, A13-1+♭3, D13-5+♯7, D13-5+♭1, CM9+♯1+♯4, CM9+♯1+♭5.

Notes in this chord: B♯, C♯, E, G, B, D, F♯. Integer notation: {0, 1, 2, 4, 6, 7, 11}.

Nearby chords (one less note): A13-1, D13-5, CM9+♯1, CM9♭5+♯1, C+2+♯1+♯4, G+4+♯4+♭1, C+♯1+♯4+♭1.

Nearby chords (one more note): A13+♯2, D13♯5+♯7, D13♭5+♯7, CM11+♯1+♯4, D13-5+♯1+♯7.

Parallel chords (same structure, different root): C13-1+♯2, D13-1+♯2, E13-1+♯2, F13-1+♯2, G13-1+♯2, B13-1+♯2, C♭13-1+♯2, D♭13-1+♯2, E♭13-1+♯2, F♭13-1+♯2, G♭13-1+♯2, A♭13-1+♯2, B♭13-1+♯2, C♯13-1+♯2, D♯13-1+♯2, E♯13-1+♯2, F♯13-1+♯2, G♯13-1+♯2, A♯13-1+♯2, B♯13-1+♯2.

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