G♭ Sus 4th
::
G♭
C♭
D♭
⨉
F
C
G
D
G♭
5
⬤
⬤
4
G♭
⬤
⬤
4
G♭
5
⬤
⬤
5
⬤
4
⬤
4
G♭
5
⬤ ⬤
⬤ ⬤
C Major 7th (♭5)
::
C
E
G♭
B
⨉
F
C
G
D
C
♭5
3
⬤
⬤
3
7
♭5
⬤
C
⬤
7
♭5
⬤
C
⬤
⬤
3
7
⬤
C
3
7
♭5
⬤ ⬤
C
⬤ ⬤