F Diminished :: F A♭ C♭

G
D
A
E
♭3
F
♭5
F
♭5
♭3
♭3
♭5
F
♭5
F
♭3
⬤ ⬤
⬤ ⬤
B♭ Major 7th :: B♭ D F A

G
D
A
E
3
7
B♭
5
7
B♭
5
3
7
B♭
3
7
B♭
5
5
3
⬤ ⬤
3
7
⬤ ⬤