A♭ Major
::
A♭
C
E♭
⨉
A
E
C
G
3
A♭
⬤
3
5
⬤
A♭
⬤
3
⬤
5
⬤
⬤
3
A♭
5
⬤
⬤
A♭
5
⬤ ⬤
3
⬤ ⬤
C
E♭
C Diminished 7th
::
C
E♭
G♭
A
⨉
A
E
C
G
𝄫7
C
♭5
𝄫7
⬤
C
♭3
⬤
⬤
𝄫7
C
⬤
♭3
♭5
⬤
⬤
C
♭3
⬤
♭5
𝄫7
⬤
♭3
♭5
⬤ ⬤
𝄫7
C
⬤ ⬤