화합물 157 - E 2 LC / MS ESI 478 ( M + H ) + 1 H NMR ( 400 MHz , MeOD ) δ 7 . 93 ( s , 1 H ) , 7 . 80 ( d , J = 7 . 6 Hz , 1 H ) , 7 . 61 ? 7 . 50 ( m , 2 H ) , 7 . 21 ( d , J = 7 . 2 Hz , 1 H ) , 6 . 41 ( d , J = 7 . 6 Hz , 1 H ) , 4 . 38 ( s , 1 H ) , 4 . 15 ( s , 1 H ) , 3 . 50 - 2 . 95 ( m , 8 H ) , 2 . 73 ? 2 . 51 ( m , 4 H ) , 2 . 18 ? 1 . 56 ( m , 8 H ) . 키 랄 SFC A ( 25 % MeOH ) : ee 100 %, Rt = 4 . 83 분