1 H - NMR ( 400 MHz , CDCl 3 ) δ = 2 . 28 ( s , 3 H , Me ) , 2 . 48 - 2 . 60 ( m , 8 H , 4 CH 2 ) , 2 . 70 ( brs , 2 H , CH 2 ) , 3 . 45 ( s , 2 H , CH 2 ) , 3 . 95 ( s , 1 H , CHA ) , 3 . 96 ( s , 1 H , CHB ) , 4 . 04 - 4 . 13 ( m , 1 H , CH ) , 6 . 75 - 7 . 52 ( m , 7 H , Ph ) .