F Diminished
::
F
A♭
C♭
⨉
F
C
G
D
F
♭3
⬤
♭3
F
⬤
♭5
⬤
F
⬤
♭5
♭3
⬤
⬤
♭3
⬤
♭5
⬤
F
♭5
⬤ ⬤
F
⬤ ⬤
B Major 7th (♭5)
::
B
D♯
F
A♯
⨉
F
C
G
D
♭5
3
⬤
3
7
♭5
⬤
B
⬤
7
♭5
⬤
B
⬤
⬤
3
7
⬤
B
⬤
3
7
♭5
B
⬤ ⬤
♭5
⬤ ⬤