1 H NMR ( 400 MHz , 메탄올 - d 4 ) δ 8 . 86 ( d , J = 4 . 8 Hz , 1 H ) , 8 . 52 ( s , 1 H ) , 8 . 14 ( d , J = 9 . 3 Hz , 0 H ) , 7 . 97 ( d , J = 8 . 6 Hz , 1 H ) , 7 . 40 ( t , J = 4 . 9 Hz , 1 H ) , 7 . 34 ( d , J = 7 . 9 Hz , 1 H ) , 7 . 23 ( d , J = 8 . 2 Hz , 1 H ) , 7 . 08 ( d , J = 10 . 0 Hz , 0 H ) , 6 . 78 ( d , J = 9 . 9 Hz , 0 H ) , 4 . 90 ( t , J = 7 . 7 Hz , 1 H ) , 4 . 51 - 4 . 26 ( m , 2 H ) , 4 . 25 - 4 . 09 ( m , 2 H ) , 3 . 98 ( d , J = 13 . 2 Hz , 1 H ) , 3 . 67 ( d , J = 8 . 1 Hz , 3 H ) , 3 . 26 ( s , 2 H ) , 2 . 99 - 2 . 75 ( m , 2 H ) , 2 . 02 ( s , 0 H ) , 1 . 24 - 1 . 07 ( m , 5 H ) , 1 . 02 ( s , 1 H ) .