1 H NMR ( 400 MHz , 클로로포름 - d ) δ = 8 . 18 ( s , 2 H ) , 8 . 10 ( s , 2 H ) , 8 . 10 ( dd , J = 1 . 0 , 8 . 0 Hz , 2 H ) , 7 . 66 - 7 . 57 ( m , 4 H ) , 7 . 53 - 7 . 46 ( m , 2 H ) , 6 . 31 ( d , J = 17 . 6 Hz , 2 H ) , 6 . 19 - 6 . 05 ( m , 2 H ) , 5 . 84 ( dd , J = 4 . 3 , 50 . 8 Hz , 2 H ) , 5 . 39 - 5 . 30 ( m , 2 H ) , 4 . 58 - 4 . 46 ( m , 6 H ) , 4 . 45 - 4 . 39 ( m , 2 H ) , 4 . 19 ( ddd , J = 3 . 1 , 6 . 3 , 10 . 2 Hz , 2 H ) , 3 . 32 ( td , J = 3 . 5 , 15 . 6 Hz , 2 H ) , 3 . 06 ( td , J = 6 . 3 , 15 . 2 Hz , 2 H ) , 2 . 67 - 2 . 57 ( m , 4 H ) .