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
⬤ ⬤
D Minor 7th (♭5) :: D F A♭ C

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