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