A♭ Major 6th
::
A♭
C
E♭
F
⨉
A
E
C
G
3
6
A♭
⬤
3
5
⬤
A♭
⬤
6
3
⬤
5
⬤
⬤
6
3
A♭
5
⬤
⬤
6
A♭
5
⬤ ⬤
3
⬤ ⬤
C
C Major 7th (♭5)
::
C
E
G♭
B
⨉
A
E
C
G
3
C
7
♭5
⬤
C
⬤
3
7
⬤
C
⬤
♭5
⬤
3
7
⬤
C
⬤
♭5
3
⬤
7
♭5
⬤ ⬤
3
C
⬤ ⬤