A Diminished :: A C E♭

G
D
A
E
A
♭5
A
♭3
♭3
A
♭5
A
♭5
♭3
♭3
♭5
⬤ ⬤
A
⬤ ⬤
B♭ Minor 6th :: B♭ D♭ F G

G
D
A
E
6
B♭
5
B♭
5
6
♭3
6
♭3
B♭
B♭
5
♭3
5
6
♭3
⬤ ⬤
6
⬤ ⬤