A♭ Major 7th :: A♭ C E♭ G

B
F♯
D
A
3
7
5
A♭
3
5
7
3
A♭
5
7
A♭
5
3
7
A♭
⬤ ⬤
⬤ ⬤
C Minor 9th :: C E♭ G B♭ D

B
F♯
D
A
9
C
5
♭3
♭7
9
C
♭3
♭7
5
9
C
♭3
5
9
♭7
♭3
C
5
♭7
⬤ ⬤
9
⬤ ⬤