화합물 54 - E 1 LC / MS A : 100 % 순도 , UV = 214 nm , Rt = 1 . 59 분 , ESI 449 . 4 ( M + H ) +. 1 H NMR ( 400 MHz , CD 3 OD ) δ 7 . 59 - 7 . 55 ( m , 2 H ) , 7 . 45 - 7 . 42 ( m , 3 H ) , 7 . 15 ( d , J = 7 . 6 Hz , 1 H ) , 6 . 36 ( d , J = 7 . 2 Hz , 1 H ) , 4 . 35 ( s , 1 H ) , 3 . 69 - 3 . 65 ( brs , 1 H ) , 3 . 38 - 3 . 35 ( m , 2 H ) , 3 . 09 - 3 . 06 ( m , 2 H ) , 2 . 98 - 2 . 95 ( m , 1 H ) , 2 . 89 - 2 . 83 ( m , 1 H ) , 2 . 71 - 2 . 67 ( m , 3 H ) , 2 . 48 - 2 . 40 ( m , 1 H ) , 2 . 37 - 2 . 35 ( m , 2 H ) , 2 . 20 - 2 . 10 ( m , 2 H ) , 2 . 00 - 1 . 97 ( m , 1 H ) , 1 . 89 - 1 . 71 ( m , 8 H ) , 1 . 60 - 1 . 41 ( m , 1 H ) . 키 랄 SFC A ( 40 % MeOH ) : ee 100 %, Rt = 2 . 51 분 .