1 H NMR ( 400 MHz , 클로로포름 - d ) δ 8 . 22 ( dd , J = 2 . 3 , 0 . 7 Hz , 1 H ) , 7 . 56 ( dd , J = 8 . 9 , 2 . 4 Hz , 1 H ) , 6 . 29 ( dd , J = 9 . 0 , 0 . 7 Hz , 1 H ) , 3 . 96 - 3 . 84 ( m , 2 H ) , 3 . 76 ( dt , J = 8 . 6 , 7 . 6 Hz , 1 H ) , 3 . 62 ( ddd , J = 11 . 5 , 8 . 9 , 2 . 5 Hz , 2 H ) , 3 . 55 ( dd , J = 8 . 2 , 6 . 9 Hz , 1 H ) , 3 . 33 ( d , J = 4 . 7 Hz , 1 H ) , 3 . 20 ( d , J = 3 . 4 Hz , 1 H ) , 3 . 11 - 2 . 97 ( m , 3 H ) , 2 . 02 ( dtd , J = 12 . 1 , 7 . 4 , 4 . 7 Hz , 1 H ) , 1 . 95 - 1 . 87 ( m , 2 H ) , 1 . 87 - 1 . 72 ( m , 1 H ) , 1 . 67 - 1 . 56 ( m , 2 H ) .