G Minor 7th (♭5) :: G B♭ D♭ F

A
E
C
G
G
♭3
♭7
♭5
G
♭3
♭5
♭7
♭3
♭5
G
♭7
♭5
G
♭3
♭7
⬤ ⬤
G
⬤ ⬤
G
A♭ Major 7th :: A♭ C E♭ G

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

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

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