1 H NMR ( 400 MHz , 메탄올 - d 4 ) δ 8 . 25 ( d , J = 2 . 2 Hz , 1 H ) , 8 . 15 ( d , J = 9 . 4 Hz , 1 H ) , 7 . 70 ( dd , J = 11 . 1 , 2 . 3 Hz , 2 H ) , 7 . 43 - 7 . 27 ( m , 4 H ) , 7 . 21 ( d , J = 7 . 9 Hz , 2 H ) , 6 . 77 ( d , J = 9 . 9 Hz , 0 H ) , 6 . 73 - 6 . 58 ( m , 2 H ) , 5 . 05 ( s , 1 H ) , 5 . 00 - 4 . 88 ( m , 2 H ) , 4 . 71 ( dd , J = 8 . 4 , 4 . 6 Hz , 1 H ) , 4 . 64 - 4 . 54 ( m , 2 H ) , 4 . 47 ( d , J = 31 . 7 Hz , 2 H ) , 4 . 10 ( d , J = 13 . 2 Hz , 2 H ) , 3 . 95 ( d , J = 13 . 2 Hz , 1 H ) , 3 . 82 - 3 . 56 ( m , 13 H ) , 3 . 33 ( s , 1 H ) , 2 . 89 ( d , J = 8 . 9 Hz , 2 H ) , 2 . 33 ( s , 2 H ) , 1 . 21 - 0 . 99 ( m , 11 H ) , 0 . 86 ( s , 10 H ) .