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G♭ Dominant 7th (♭5) :: G♭ B♭ C E

A
E
C
G
♭7
♭5
3
G♭
♭5
3
♭7
♭5
3
G♭
♭7
♭5
G♭
♭7
3
G♭
⬤ ⬤
♭7
♭5
⬤ ⬤
G♭ C
C Diminished 7th :: C E♭ G♭ A

A
E
C
G
𝄫7
C
♭5
𝄫7
C
♭3
𝄫7
C
♭3
♭5
C
♭3
♭5
𝄫7
♭3
♭5
⬤ ⬤
𝄫7
C
⬤ ⬤
E♭ A
E♭ Dominant 7th (♭5) :: E♭ G A D♭

A
E
C
G
♭5
3
♭7
♭5
3
E♭
♭7
♭5
E♭
♭7
3
E♭
♭7
♭5
3
E♭
⬤ ⬤
♭5
3
⬤ ⬤