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