D Major 7th (♭5) :: D F♯ A♭ C♯

F
C
G
D
D
3
7
♭5
D
♭5
3
3
7
♭5
D
7
♭5
D
3
7
⬤ ⬤
D
⬤ ⬤
F Minor 6th :: F A♭ C D

F
C
G
D
F
5
6
♭3
6
♭3
F
F
5
♭3
5
6
♭3
6
F
5
⬤ ⬤
F
5
6
⬤ ⬤