D♭ Major 7th :: D♭ F A♭ C

B
F♯
D
A
7
D♭
5
3
7
D♭
3
7
5
D♭
3
5
7
3
D♭
5
⬤ ⬤
⬤ ⬤
B Major 6th :: B D♯ F♯ G♯

B
F♯
D
A
B
5
3
6
B
3
5
B
6
3
5
6
3
B
5
6
⬤ ⬤
B
5
⬤ ⬤