D♭ Diminished :: D♭ F♭ G

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

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