B Diminished :: B D F

G
D
A
E
♭3
♭5
B
♭5
B
♭3
♭3
B
♭5
B
♭5
♭3
⬤ ⬤
♭3
⬤ ⬤
A♭ Minor 9th :: A♭ C♭ E♭ G♭ B♭

G
D
A
E
A♭
5
9
♭3
♭7
9
♭3
♭7
A♭
A♭
5
9
♭3
5
9
♭3
♭7
♭7
A♭
5
⬤ ⬤
⬤ ⬤