C Major 7th (♭5) :: C E G♭ B

B
F♯
D
A
7
♭5
C
3
7
C
♭5
3
7
C
♭5
3
7
♭5
3
C
⬤ ⬤
7
♭5
⬤ ⬤
D Minor 9th :: D F A C E

B
F♯
D
A
D
5
♭7
9
D
5
♭3
♭7
9
D
♭3
♭7
5
9
D
♭3
5
9
♭7
♭3
⬤ ⬤
D
5
⬤ ⬤