D♭ Diminished 7th
::
D♭
E
G
B♭
⨉
F
C
G
D
♭5
D♭
♭5
♭3
⬤
𝄫7
⬤
♭3
⬤
𝄫7
♭5
⬤
D♭
⬤
♭5
⬤
D♭
𝄫7
⬤
♭3
⬤
𝄫7
♭3
D♭
⬤ ⬤
♭5
⬤ ⬤
—
B Minor 7th (♭5)
::
B
D
F
A
⨉
F
C
G
D
♭5
♭3
♭3
♭7
⬤
♭5
⬤
♭7
B
⬤
♭5
⬤
B
⬤
♭3
♭7
⬤
⬤
♭3
♭7
B
⬤
♭5
B
⬤ ⬤
♭5
♭3
⬤ ⬤