C Minor 7th (♭5) :: C E♭ G♭ B♭

B
F♯
D
A
♭5
C
♭3
♭7
C
♭3
♭7
♭5
C
♭3
♭5
♭7
♭3
♭5
C
♭7
⬤ ⬤
♭5
⬤ ⬤
C Major 6th :: C E G A

B
F♯
D
A
6
C
5
3
6
C
3
5
C
6
3
5
6
3
C
5
⬤ ⬤
6
⬤ ⬤