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♭
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
⬤ ⬤