D Major 7th (♭5) :: D F♯ A♭ C♯

G
D
A
E
D
♭5
3
3
7
♭5
D
7
♭5
D
3
7
D
3
7
♭5
⬤ ⬤
D
⬤ ⬤
D♭ Major :: D♭ F A♭

G
D
A
E
5
3
3
D♭
5
D♭
5
3
D♭
3
D♭
5
⬤ ⬤
⬤ ⬤