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C Diminished :: C E♭ G♭

G
D
A
E
♭3
♭5
C
♭5
C
♭3
♭3
C
♭5
C
♭5
♭3
⬤ ⬤
⬤ ⬤
A Major 7th :: A C♯ E G♯

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