A11+♭2

A dominant eleventh, add flat 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: A11+♯1, A11+♭9, G9♭7+♯2+♯4, G9♭7+♯2+♭5, G9♭7+♯2+♭12.

Notes in this chord: A, B♭, C♯, E, G, B, D. Integer notation: {1, 2, 4, 7, 9, 10, 11}.

Nearby chords (one less note): A11, A11♭9, A9+♯1, G9♭7+♯2, A+2+4+♯1, G6+♯2+♯4, G+2+♯2+♯4.

Nearby chords (one more note): A13+♯1, E13♯9+♯4, A11+♯1+♯2, A11+♯1+♯4, A13♭13+♯1.

Parallel chords (same structure, different root): C11+♭2, D11+♭2, E11+♭2, F11+♭2, G11+♭2, B11+♭2, C♭11+♭2, D♭11+♭2, E♭11+♭2, F♭11+♭2, G♭11+♭2, A♭11+♭2, B♭11+♭2, C♯11+♭2, D♯11+♭2, E♯11+♭2, F♯11+♭2, G♯11+♭2, A♯11+♭2, B♯11+♭2.

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