D♭ Major 7th
::
D♭
F
A♭
C
A
E
C
G
7
3
D♭
5
⬤
7
⬤
D♭
5
⬤
3
7
⬤
D♭
⬤
⬤
3
7
5
⬤
D♭
⬤
3
5
⬤ ⬤
7
⬤ ⬤