화합물 49 - E 2 LC / MS A : 96 . 8 % 순도 , UV = 214 nm , Rt = 1 . 53 분 , ESI 437 . 4 ( M + H ) +. 1 H NMR ( 400 MHz , MeOD ) δ 7 . 46 ( d , J = 7 . 3 Hz , 1 H ) , 7 . 42 - 7 . 28 ( m , 5 H ) , 6 . 51 ( d , J = 7 . 3 Hz , 1 H ) , 6 . 30 ( s , 1 H ) , 3 . 85 - 3 . 68 ( m , 1 H ) , 3 . 59 - 3 . 37 ( m , 3 H ) , 3 . 08 - 2 . 94 ( m , 2 H ) , 2 . 91 - 2 . 50 ( m , 8 H ) , 2 . 02 - 1 . 83 ( m , 2 H ) , 1 . 81 - 1 . 50 ( m , 6 H ) . 키 랄 SFC A ( 35 % MeOH ) : ee 97 %, Rt = 4 . 48 분 .