G♭ Major 11th
::
G♭
B♭
D♭
F
A♭
B
G
D
A
E
9
3
7
11
G♭
⬤
3
7
⬤
11
G♭
5
9
⬤
⬤
5
9
3
⬤
11
⬤
3
7
⬤
11
G♭
5
⬤
7
G♭
5
9
⬤ ⬤
⬤ ⬤