C Diminished
::
C
E♭
G♭
⨉
F
C
G
D
C
♭5
♭3
⬤
♭3
⬤
♭5
⬤
C
⬤
♭5
⬤
C
⬤
♭3
⬤
⬤
♭3
C
♭5
⬤ ⬤
C
⬤ ⬤
D Major 6th
::
D
F♯
A
B
⨉
F
C
G
D
D
3
D
5
⬤
⬤
5
6
3
⬤
⬤
6
3
⬤
D
5
⬤
⬤
D
5
6
⬤
6
3
⬤ ⬤
D
⬤ ⬤