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