C Diminished
::
C
E♭
G♭
⨉
B
F♯
D
A
♭5
C
♭3
⬤
C
⬤
♭3
♭5
⬤
⬤
C
♭3
⬤
♭5
⬤
⬤
♭3
♭5
⬤
C
⬤ ⬤
♭5
⬤ ⬤
A♭ Minor 6th
::
A♭
C♭
E♭
F
⨉
B
F♯
D
A
♭3
5
A♭
♭3
⬤
6
⬤
5
⬤
♭3
⬤
6
A♭
5
⬤
⬤
6
⬤
A♭
5
♭3
⬤
6
A♭
⬤ ⬤
♭3
⬤ ⬤