화합물 184 - E 1 LC / MS ESI 505 ( M + H ) +. 1 H NMR ( 500 MHz , MeOD ) δ 7 . 41 ( d , J = 13 . 0 Hz , 3 H ) , 7 . 14 ( d , J = 7 . 3 Hz , 1 H ) , 7 . 05 ( s , 1 H ) , 6 . 35 ( d , J = 7 . 2 Hz , 1 H ) , 5 . 00 ( s , 1 H ) , 4 . 50 ? 3 . 84 ( m , 7 H ) , 3 . 55 ( s , 1 H ) , 3 . 39 ( dd , J = 11 . 4 , 5 . 7 Hz , 2 H ) , 3 . 00 ( t , J = 13 . 2 Hz , 1 H ) , 2 . 70 ( dd , J = 18 . 7 , 12 . 5 Hz , 3 H ) , 2 . 46 ( d , J = 7 . 0 Hz , 2 H ) , 1 . 99 ? 1 . 85 ( m , 3 H ) , 1 . 69 ( d , J = 12 . 6 Hz , 2 H ) , 1 . 15 ( d , J = 11 . 2 Hz , 2 H ) , 1 . 04 ? 0 . 75 ( m , 4 H ) . 키 랄 H ( 45 % MeOH ) : ee 100 %, Rt = 17 . 33 분 .