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 Minor 9th :: D F A C E

F
C
G
D
♭3
♭7
D
D
5
9
♭3
5
9
♭3
♭7
♭7
D
5
D
5
9
♭3
♭7
9
⬤ ⬤
♭3
♭7
D
⬤ ⬤