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C Augmented 7th (♭9)
::
C
E
G♯
B♭
D♭
E
B
G
D
A
E
3
3
C
♯5
♭7
♭9
3
⬤
♭7
C
⬤
♯5
♭9
♯5
⬤
3
C
⬤
♭7
♭9
♯5
♭7
⬤
3
⬤
C
♭7
C
⬤
♭9
♯5
3
♭9
⬤
C
♭7
♭9
♯5
⬤ ⬤
3
3
⬤ ⬤