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A Minor :: A C E

B
F♯
D
A
A
♭3
5
A
♭3
5
♭3
A
5
A
5
♭3
⬤ ⬤
A
⬤ ⬤
C Diminished 7th :: C E♭ G♭ A

B
F♯
D
A
♭5
𝄫7
C
♭3
𝄫7
C
♭3
♭5
C
♭3
♭5
𝄫7
♭3
♭5
𝄫7
C
⬤ ⬤
♭5
𝄫7
⬤ ⬤