G Dominant 7th (♭5)
::
G
B
D♭
F
A
E
C
G
G
♭7
♭5
3
⬤
G
⬤
♭5
3
⬤
♭7
⬤
♭5
⬤
3
G
⬤
♭7
⬤
♭5
⬤
G
♭7
3
⬤ ⬤
G
⬤ ⬤