A♭ Major 7th (♭5)
::
A♭
C
D
G
B
F♯
D
A
♭5
3
7
A♭
⬤
♭5
3
⬤
⬤
7
♭5
⬤
3
A♭
⬤
⬤
7
♭5
⬤
A♭
⬤
3
7
A♭
⬤ ⬤
♭5
⬤ ⬤