C Dominant 7th
::
C
E
G
B♭
⨉
G
D
A
E
5
3
♭7
3
⬤
♭7
C
5
⬤
⬤
C
5
⬤
♭7
⬤
3
⬤
♭7
C
⬤
3
⬤
C
5
⬤ ⬤
5
3
⬤ ⬤
G♭ Minor 6th
::
G♭
A
D♭
E♭
⨉
G
D
A
E
♭3
6
♭3
G♭
⬤
⬤
G♭
5
⬤
♭3
⬤
5
6
⬤
♭3
⬤
6
⬤
G♭
5
⬤
G♭
5
6
⬤ ⬤
♭3
⬤ ⬤