D Major 7th (♭5) :: D F♯ A♭ C♯

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

G
D
A
E
5
6
3
6
3
C
5
C
5
6
6
3
C
3
C
5
⬤ ⬤
5
6
3
⬤ ⬤