D Dominant 7th :: D F♯ A C

F
C
G
D
♭7
D
3
D
5
5
3
♭7
3
♭7
D
5
D
5
♭7
3
⬤ ⬤
♭7
D
⬤ ⬤
D♭ Sus 2nd :: D♭ E♭ A♭

F
C
G
D
D♭
5
2
5
2
D♭
5
D♭
5
2
2
D♭
⬤ ⬤
⬤ ⬤