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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
⬤ ⬤
⬤ ⬤
C Major 7th :: C E G B

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