화합물 196 - E 2 LC / MS ESI 452 . 2 . 1 ( M + H ) +. 1 H NMR ( 500 MHz , MeOD ) δ 7 . 56 ( d , J = 7 . 8 Hz , 1 H ) , 7 . 22 ( q , J = 5 . 2 Hz , 2 H ) , 7 . 18 ? 7 . 14 ( m , 1 H ) , 7 . 07 ( d , J = 7 . 3 Hz , 1 H ) , 6 . 28 ( d , J = 7 . 3 Hz , 1 H ) , 4 . 67 ( s , 1 H ) , 4 . 05 ( s , 1 H ) , 3 . 43 ? 3 . 26 ( m , 5 H ) , 3 . 15 ? 3 . 00 ( m , 3 H ) , 2 . 79 ( ddt , J = 22 . 1 , 14 . 7 , 7 . 3 Hz , 2 H ) , 2 . 61 ( t , J = 6 . 3 Hz , 2 H ) , 2 . 50 ? 2 . 41 ( m , 2 H ) , 2 . 05 ( s , 2 H ) , 1 . 82 ? 1 . 75 ( m , 2 H ) , 1 . 63 ? 1 . 46 ( m , 4 H ) , 1 . 35 ( dd , J = 14 . 7 , 8 . 2 Hz , 2 H ) , 1 . 22 ( t , J = 7 . 6 Hz , 3 H ) .