D♯ Melodic Minor — Quartal voicings
Three-note stacks of fourths, one per scale degree — the open, ambiguous voicing-flavour McCoy Tyner and Bill Evans built modal-era jazz around (the 'So What' chord).
All 7 quartal voicings in sequence
Degree 1 · Degree 1D♯·G♯·C𝄪
Degree 2 · II(4)E#(4)
Degree 3 · Degree 3F♯·B♯·E♯
Degree 4 · Degree 4G♯·C𝄪·F♯
Degree 5 · V(4)A#(4)
Degree 6 · VI(4)B#(4)
Degree 7 · Degree 7C𝄪·F♯·B♯