D♭ Major 7th :: D♭ F A♭ C

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

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

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

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

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

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