A11+♯1+♯5
A dominant eleventh, add sharp root, add sharp fifth

Choose audio sample set:
MSK 007 Leapfrog VCF
(patch;
see
in online store)
MSK 009 Coiler VCF
(patch;
see
in online store)
Equivalent chord symbols: A13♭13+♯1, A13♭13+♭2, FM13♯5+♯4, G13♯11+♯2, G13♯11+♯9, G13♯11+♭3.
Notes in this chord: A, A♯, C♯, E, E♯, G, B, D. Integer notation: {1, 2, 4, 5, 7, 9, 10, 11}.
Nearby chords (one less note): A11+♯1, FM13♯5, FM13♭5, G13♯11, A11♯5+♯1, A9+♯1+♯5, G13♯9♯11, Bm11♭5+♯7.
Nearby chords (one more note): A13+♯1+♯5, G13+♯2+♯4, E13♯9+♯1+♯4, A13♭13+♯1+♯4.
Parallel chords (same structure, different root): C11+♯1+♯5, D11+♯1+♯5, E11+♯1+♯5, F11+♯1+♯5, G11+♯1+♯5, B11+♯1+♯5, C♭11+♯1+♯5, D♭11+♯1+♯5, E♭11+♯1+♯5, F♭11+♯1+♯5, G♭11+♯1+♯5, A♭11+♯1+♯5, B♭11+♯1+♯5, C♯11+♯1+♯5, D♯11+♯1+♯5, E♯11+♯1+♯5, F♯11+♯1+♯5, G♯11+♯1+♯5, A♯11+♯1+♯5, B♯11+♯1+♯5.
This chord contains too many notes to play on the 6 strings of guitar standard EADGBE tuning (change tuning or instrument).