C Diminished
::
C
E♭
G♭
⨉
A
E
C
G
C
♭5
⬤
C
♭3
⬤
⬤
C
⬤
♭3
♭5
⬤
⬤
C
♭3
⬤
♭5
⬤
♭3
♭5
⬤ ⬤
C
⬤ ⬤
—
D♭ Minor
::
D♭
E
A♭
⨉
A
E
C
G
♭3
D♭
5
⬤
⬤
D♭
5
♭3
⬤
⬤
D♭
⬤
♭3
⬤
5
⬤
D♭
♭3
⬤
5
⬤ ⬤
♭3
⬤ ⬤
D♭
E
A♭
A Major 7th
::
A
C♯
E
G♯
⨉
A
E
C
G
A
5
3
7
A
⬤
⬤
3
7
5
⬤
A
⬤
3
⬤
5
⬤
7
⬤
3
A
5
⬤
7
⬤ ⬤
A
5
⬤ ⬤