G Dominant 7th :: G B D F

A
E
C
G
G
♭7
3
5
G
3
5
♭7
3
G
5
♭7
G
5
♭7
3
⬤ ⬤
G
⬤ ⬤
C Diminished :: C E♭ G♭

A
E
C
G
C
♭5
C
♭3
C
♭3
♭5
C
♭3
♭5
♭3
♭5
⬤ ⬤
C
⬤ ⬤