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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
⬤ ⬤
D♭
A Augmented :: A C♯ F

E
B
G
D
A
E
A
♯5
♯5
3
A
♯5
3
A
A
♯5
3
A
♯5
3
3
A
♯5
3
⬤ ⬤
A
⬤ ⬤