1 H NMR ( 400 MHz , 메탄올 - d 4 ) δ 8 . 34 ( d , J = 0 . 7 Hz , 1 H ) , 8 . 25 ( d , J = 9 . 8 Hz , 1 H ) , 8 . 20 - 8 . 06 ( m , 2 H ) , 8 . 06 - 7 . 95 ( m , 2 H ) , 7 . 56 - 7 . 45 ( m , 4 H ) , 7 . 48 - 7 . 31 ( m , 2 H ) , 7 . 24 ( d , J = 8 . 1 Hz , 1 H ) , 6 . 93 ( dd , J = 5 . 4 , 2 . 7 Hz , 1 H ) , 4 . 73 - 4 . 61 ( m , 1 H ) , 4 . 16 ( d , J = 13 . 2 Hz , 2 H ) , 3 . 93 ( d , J = 13 . 2 Hz , 1 H ) , 3 . 77 ( s , 1 H ) , 2 . 93 - 2 . 74 ( m , 4 H ) , 1 . 69 ( dd , J = 8 . 5 , 4 . 1 Hz , 1 H ) , 1 . 58 ( tt , J = 8 . 2 , 4 . 6 Hz , 1 H ) , 1 . 36 - 1 . 20 ( m , 1 H ) , 1 . 17 ( d , J = 13 . 5 Hz , 9 H ) , 1 . 07 ( s , 3 H ) , 0 . 91 ( q , J = 10 . 2 , 9 . 5 Hz , 1 H ) , 0 . 89 - 0 . 66 ( m , 1 H ) , 0 . 65 - 0 . 54 ( m , 1 H ) .