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A Diminished :: A C E♭

A
E
C
G
A
♭3
A
♭3
♭5
A
♭3
♭5
♭3
♭5
A
♭5
⬤ ⬤
A
♭3
⬤ ⬤
A
A Major 9th :: A C♯ E G♯ B

A
E
C
G
A
5
3
7
9
A
3
7
5
9
A
3
5
9
7
3
A
5
7
9
⬤ ⬤
A
5
⬤ ⬤