F Diminished
::
F
A♭
B
A
E
C
G
F
♭3
♭5
⬤
⬤
♭3
♭5
⬤
F
⬤
⬤
♭5
⬤
F
♭3
⬤
⬤
F
♭3
♭5
⬤ ⬤
⬤ ⬤