A Major 7th (♭5) :: A C♯ E♭ G♯

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

F
C
G
D
♭3
5
6
♭3
6
B
5
B
5
6
♭3
6
♭3
B
B
5
⬤ ⬤
♭3
⬤ ⬤