B♭M13♭5+♯1
B flat major thirteenth, flat fifth, add sharp root

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MSK 007 Leapfrog VCF
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MSK 009 Coiler VCF
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Equivalent chord symbols: Am11+♯1+♯4, B♭M13♭5+♭2, B♭M13♭5+♭9, G13♭7♭13+♯2, G13♭7♭13+♯9, G13♭7♭13+♭3.
Notes in this chord: B♭, B, D, F♭, A, C, E♭, G. Integer notation: {0, 2, 3, 4, 7, 9, 10, 11}.
Nearby chords (one less note): Am11+♯1, B♭M13♭5, C9+♯2+♯7, F13-1+♯4, G13♭7♭13, Am11♯11+♯1, B11♯5♯9+♯7, B♭M11♭5+♯1.
Nearby chords (one more note): D13+♯1+♯5, G13+♯2+♯5, A11+♯1+♯2+♯4, B♭13♭5+♯1+♯7.
Parallel chords (same structure, different root): CM13♭5+♯1, DM13♭5+♯1, EM13♭5+♯1, FM13♭5+♯1, GM13♭5+♯1, AM13♭5+♯1, BM13♭5+♯1, D♭M13♭5+♯1, E♭M13♭5+♯1, G♭M13♭5+♯1, A♭M13♭5+♯1.
This chord contains too many notes to play on the 6 strings of guitar standard EADGBE tuning (change tuning or instrument).