화합물 48 - E 2 LC / MS A : 99 % 순도 , UV = 214 nm , Rt = 1 . 46 분 , ESI 437 . 4 ( M + H ) + . 1 H NMR ( 400 MHz , MeOD ) δ 7 . 54 ( d , J = 7 . 0 Hz , 2 H ) , 7 . 39 - 7 . 29 ( m , 4 H ) , 6 . 48 ( d , J = 7 . 3 Hz , 1 H ) , 3 . 88 ( s , 1 H ) , 3 . 76 ? 3 . 46 ( m , 4 H ) , 3 . 43 ? 3 . 37 ( m , 2 H ) , 2 . 77 ? 2 . 36 ( m , 10 H ) , 1 . 96 ? 1 . 79 ( m , 2 H ) , 1 . 70 - 1 . 59 ( m , 4 H ) . 키 랄 SFC A ( 40 % MeOH ) : ee 95 %, Rt = 4 . 31 분 .