C Diminished
::
C
E♭
G♭
⨉
F
C
G
D
C
♭5
♭3
⬤
♭3
⬤
♭5
⬤
C
⬤
♭5
⬤
C
⬤
♭3
⬤
⬤
♭3
C
♭5
⬤ ⬤
C
⬤ ⬤
C
F Major 13th
::
F
A
C
E
G
B♭
D
⨉
F
C
G
D
F
5
9
13
9
13
3
7
⬤
11
F
⬤
3
7
⬤
11
F
5
9
⬤
⬤
5
9
13
3
⬤
11
⬤
13
3
7
⬤
11
F
5
7
⬤ ⬤
F
5
9
13
⬤ ⬤