D Diminished 7th :: D F A♭ C♭

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

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