C Dominant 7th :: C E G B♭

B
F♯
D
A
C
5
♭7
3
C
♭7
3
5
C
3
5
♭7
3
C
5
♭7
⬤ ⬤
⬤ ⬤
D♭ Major :: D♭ F A♭

B
F♯
D
A
D♭
5
3
D♭
3
5
D♭
3
5
3
D♭
5
⬤ ⬤
⬤ ⬤