B♭ Major 7th
::
B♭
D
F
A
⨉
F
C
G
D
5
3
3
7
⬤
B♭
5
⬤
7
⬤
B♭
5
⬤
⬤
3
7
⬤
B♭
⬤
3
7
⬤
B♭
5
⬤ ⬤
5
3
⬤ ⬤
—
D♭ Minor
::
D♭
E
A♭
⨉
F
C
G
D
D♭
5
♭3
⬤
5
⬤
♭3
⬤
⬤
D♭
5
⬤
⬤
D♭
5
⬤
♭3
⬤
♭3
D♭
⬤ ⬤
⬤ ⬤