1 H NMR ( 400 MHz , 메탄올 - d 4 ) δ 7 . 99 ( s , 1 H ) , 7 . 77 ( s , 1 H ) , 7 . 70 ( dd , J = 8 . 9 , 2 . 3 Hz , 1 H ) , 7 . 45 ( d , J = 8 . 1 Hz , 2 H ) , 7 . 39 - 7 . 30 ( m , 5 H ) , 7 . 20 ( d , J = 8 . 1 Hz , 2 H ) , 6 . 86 ( d , J = 8 . 9 Hz , 1 H ) , 4 . 96 ( t , J = 7 . 6 Hz , 2 H ) , 4 . 82 ( dd , J = 8 . 2 , 5 . 1 Hz , 3 H ) , 4 . 54 ( s , 1 H ) , 4 . 41 - 4 . 31 ( m , 4 H ) , 4 . 18 - 4 . 09 ( m , 3 H ) , 3 . 97 - 3 . 87 ( m , 2 H ) , 3 . 77 ( d , J = 9 . 6 Hz , 1 H ) , 3 . 73 - 3 . 60 ( m , 9 H ) , 3 . 44 - 3 . 36 ( m , 2 H ) , 2 . 96 - 2 . 75 ( m , 4 H ) , 2 . 26 - 2 . 19 ( m , 2 H ) , 2 . 10 - 2 . 04 ( m , 2 H ) , 1 . 15 - 0 . 97 ( m , 11 H ) , 0 . 77 ( s , 9 H ) .