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