1 H NMR ( 400 MHz , 메탄올 - d 4 ) δ 8 . 87 ( d , J = 4 . 9 Hz , 2 H ) , 8 . 52 ( s , 2 H ) , 8 . 19 ( d , J = 9 . 5 Hz , 1 H ) , 7 . 98 ( d , J = 8 . 5 Hz , 2 H ) , 7 . 41 ( t , J = 4 . 9 Hz , 1 H ) , 7 . 35 ( d , J = 8 . 0 Hz , 2 H ) , 7 . 24 ( d , J = 8 . 1 Hz , 2 H ) , 7 . 12 ( d , J = 10 . 1 Hz , 1 H ) , 6 . 82 ( d , J = 10 . 1 Hz , 1 H ) , 5 . 18 ( s , 1 H ) , 4 . 99 - 4 . 90 ( m , 2 H ) , 4 . 64 - 4 . 55 ( m , 1 H ) , 4 . 44 ( d , J = 10 . 0 Hz , 1 H ) , 4 . 30 ( d , J = 10 . 0 Hz , 1 H ) , 4 . 24 - 4 . 10 ( m , 2 H ) , 3 . 98 ( d , J = 13 . 0 Hz , 1 H ) , 3 . 90 ( d , J = 12 . 5 Hz , 1 H ) , 3 . 85 - 3 . 72 ( m , 3 H ) , 3 . 69 ( s , 3 H ) , 3 . 67 ( s , 3 H ) , 2 . 96 - 2 . 74 ( m , 4 H ) , 2 . 33 ( s , 2 H ) , 1 . 15 ( s , 6 H ) , 1 . 11 ( s , 3 H ) , 1 . 02 ( s , 3 H ) .