A♭ Major 7th :: A♭ C E♭ G

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

G
D
A
E
5
♭3
♭7
♭7
C
5
C
5
♭3
♭7
♭3
♭7
C
C
5
♭3
⬤ ⬤
5
⬤ ⬤
C
D Minor 7th (♭5) :: D F A♭ C

G
D
A
E
D
♭5
♭3
♭3
♭7
♭5
♭7
D
♭5
D
♭3
♭7
♭3
♭7
D
♭5
⬤ ⬤
D
⬤ ⬤