B♭ Augmented 7th
::
B♭
D
G♭
A♭
⨉
F
C
G
D
3
♯5
♭7
3
⬤
♭7
B♭
⬤
♯5
⬤
B♭
⬤
♯5
♭7
⬤
3
⬤
♭7
B♭
⬤
3
⬤
B♭
♯5
⬤ ⬤
3
⬤ ⬤
—
C Major
::
C
E
G
⨉
F
C
G
D
C
5
5
3
⬤
⬤
3
⬤
C
5
⬤
⬤
C
5
⬤
⬤
3
⬤
C
3
⬤ ⬤
C
5
⬤ ⬤