C7+♯2+♯7

C dominant seventh, 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: C9♯9+♯7, B♯9♯9+♯7, B♯7+♯2+♯7, D♯6+♯1+♯5, E♭6+♯1+♯5, E♭6+♯1+♯12.

Notes in this chord: C, D♯, E, G, B♭, B. Integer notation: {0, 3, 4, 7, 10, 11}.

Nearby chords (one less note): C9♯9, C7+♯7, E♭6+♯5, C+♯2+♭1, B4+♯1+♯7, E♭+♯1+♯5.

Nearby chords (one more note): G13♯5♯9, BM13♯5♭9, C9+♯2+♯7, G♭13♭5♭9, BM11♯5+♯1, Am11♯11+♯1.

Parallel chords (same structure, different root): D7+♯2+♯7, E7+♯2+♯7, F7+♯2+♯7, G7+♯2+♯7, A7+♯2+♯7, B7+♯2+♯7, C♭7+♯2+♯7, D♭7+♯2+♯7, E♭7+♯2+♯7, F♭7+♯2+♯7, G♭7+♯2+♯7, A♭7+♯2+♯7, B♭7+♯2+♯7, C♯7+♯2+♯7, D♯7+♯2+♯7, E♯7+♯2+♯7, F♯7+♯2+♯7, G♯7+♯2+♯7, A♯7+♯2+♯7, B♯7+♯2+♯7.

Experimental fretting charts for guitar standard EADGBE tuning (change tuning or instrument):

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