1 H NMR ( 400 MHz , CD 3 OD ) δ 7 . 13 ( d , J = 8 . 4 Hz , 1 H ) , 7 . 01 ( d , J = 2 . 4 Hz , 1 H ) , 6 . 89 ( dd , J = 8 . 4 , 2 . 4 Hz , 1 H ) , 5 . 78 및 5 . 72 ( AB q , J = 6 . 8 Hz , 2 H ) , 3 . 37 - 3 . 36 ( m , 1 H ) , 3 . 23 - 3 . 17 ( m , 1 H ) , 2 . 89 - 2 . 85 ( m , 2 H ) , 2 . 64 - 2 . 56 ( m , 1 H ) , 2 . 40 ( d , J = 13 . 6 Hz , 1 H ) , 2 . 14 ( t , J = 7 . 6 Hz , 2 H ) , 1 . 88 - 1 . 84 ( m , 1 H ) , 1 . 77 - 1 . 21 ( m , 38 H ) , 1 . 17 ( s , 9 H ) , 1 . 12 - 1 . 04 ( m , 1 H ) , 0 . 89 ( t , J = 7 . 2 Hz , 3 H ) .