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
⬤ ⬤
—
D♭ Minor 7th (♭5)
::
D♭
E
G
B
⨉
A
E
C
G
♭3
♭5
D♭
♭7
⬤
♭5
⬤
D♭
♭3
♭7
⬤
⬤
D♭
⬤
♭3
♭7
♭5
⬤
⬤
D♭
♭3
⬤
♭5
♭7
⬤ ⬤
♭3
♭5
⬤ ⬤