B6+♯2+♯4+♯10
B major sixth, add sharp second, add sharp fourth, add sharp tenth

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: E9+♯1+♯7, E9+♯1+♭1, E9+♯7+♭2, F♭9+♯1+♯7, F♭9+♯1+♭1, F♭9+♯7+♭2.
Notes in this chord: B, C♯♯, D♯, E♯, F♯, G♯, D♯♯. Integer notation: {2, 3, 4, 5, 6, 8, 11}.
Nearby chords (one less note): E9+♯1, E9+♯7, EM9+♯1, E9♭9+♯7, B6+♯2+♯4, B+4+♯2+♯4, Ddim+2+♯1+♯3.
Nearby chords (one more note): B13♯9+♯4, G♭13♯5+♯7, D♭11+♯1+♯2, E9+♯1+♯2+♯7, A♭13♯9♯11+♯5.
Parallel chords (same structure, different root): C6+♯2+♯4+♯10, D6+♯2+♯4+♯10, E6+♯2+♯4+♯10, F6+♯2+♯4+♯10, G6+♯2+♯4+♯10, A6+♯2+♯4+♯10, D♭6+♯2+♯4+♯10, E♭6+♯2+♯4+♯10, G♭6+♯2+♯4+♯10, A♭6+♯2+♯4+♯10, B♭6+♯2+♯4+♯10.
This chord contains too many notes to play on the 6 strings of guitar standard EADGBE tuning (change tuning or instrument).