D Diminished :: D F A♭

B
F♯
D
A
D
♭5
D
♭3
D
♭3
♭5
D
♭3
♭5
♭3
♭5
⬤ ⬤
D
⬤ ⬤
G♭ Minor 7th :: G♭ A D♭ F♭

B
F♯
D
A
G♭
♭3
5
♭7
♭3
G♭
5
♭7
G♭
5
♭3
♭7
G♭
♭3
♭7
5
⬤ ⬤
G♭
♭3
⬤ ⬤