G Dominant 7th (♭5) :: G B D♭ F

B
F♯
D
A
3
G
♭5
3
♭7
♭5
3
G
♭7
♭5
G
♭7
3
G
♭7
♭5
⬤ ⬤
3
⬤ ⬤
D Sus 4th :: D G A

B
F♯
D
A
D
5
4
D
5
4
D
5
4
D
5
4
⬤ ⬤
D
5
⬤ ⬤