C Major 7th (♭5) :: C E G♭ B

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

F
C
G
D
D
3
7
D
5
5
3
3
7
D
5
7
D
5
3
7
⬤ ⬤
D
⬤ ⬤