화합물 184 - E 2 LC / MS ESI 505 ( M + H ) +. 1 H NMR ( 500 MHz , MeOD ) δ 7 . 41 ( t , J = 6 . 1 Hz , 3 H ) , 7 . 14 ( d , J = 7 . 3 Hz , 1 H ) , 7 . 05 ( d , J = 5 . 6 Hz , 1 H ) , 6 . 35 ( d , J = 7 . 2 Hz , 1 H ) , 4 . 98 ( s , 1 H ) , 4 . 49 ? 3 . 82 ( m , 7 H ) , 3 . 57 ( s , 1 H ) , 3 . 39 ( dd , J = 11 . 2 , 5 . 5 Hz , 2 H ) , 3 . 00 ( s , 1 H ) , 2 . 70 ( dd , J = 19 . 2 , 13 . 0 Hz , 3 H ) , 2 . 46 ( d , J = 7 . 1 Hz , 2 H ) , 2 . 02 ? 1 . 84 ( m , 3 H ) , 1 . 69 ( d , J = 12 . 6 Hz , 2 H ) , 1 . 14 ( d , J = 12 . 4 Hz , 2 H ) , 0 . 99 ? 0 . 74 ( m , 4 H ) . 키 랄 H ( 45 % MeOH ) : ee 99 %, Rt = 22 . 42 분 .