D♭ Minor 7th (♭5)
::
D♭
E
G
B
G
D
A
E
B
♭5
♭3
♭7
♭3
♭7
D♭
⬤
♭5
⬤
♭7
D♭
⬤
♭5
♭3
⬤
D♭
⬤
♭3
♭7
⬤
♭5
⬤
♭3
♭7
D♭
⬤
♭5
D♭
⬤ ⬤
♭5
♭3
♭7
⬤ ⬤