G♭ Major 6th
::
G♭
B♭
D♭
E♭
⨉
F
C
G
D
G♭
5
6
⬤
6
3
⬤
G♭
⬤
3
⬤
G♭
5
⬤
⬤
5
6
3
⬤
⬤
6
3
G♭
5
⬤ ⬤
⬤ ⬤
—
C Major 7th
::
C
E
G
B
⨉
F
C
G
D
C
5
5
3
⬤
⬤
3
7
⬤
C
5
⬤
7
⬤
C
5
⬤
⬤
3
7
⬤
C
3
7
⬤ ⬤
C
5
⬤ ⬤