1 H NMR ( 400 MHz , 메탄올 - d 4 ) δ 8 . 45 ( s , 1 H ) , 8 . 18 ( d , J = 2 . 3 Hz , 1 H ) , 8 . 08 ( d , J = 9 . 4 Hz , 1 H ) , 8 . 03 ( s , 1 H ) , 7 . 63 - 7 . 55 ( m , 1 H ) , 7 . 41 ( s , 1 H ) , 7 . 29 - 7 . 20 ( m , 2 H ) , 7 . 14 ( dd , J = 14 . 9 , 8 . 2 Hz , 4 H ) , 6 . 73 ( t , J = 9 . 6 Hz , 2 H ) , 4 . 34 ( d , J = 9 . 7 Hz , 1 H ) , 4 . 28 - 4 . 13 ( m , 4 H ) , 4 . 13 - 3 . 91 ( m , 4 H ) , 3 . 83 ( d , J = 13 . 1 Hz , 1 H ) , 3 . 58 ( d , J = 10 . 5 Hz , 7 H ) , 3 . 14 ( d , J = 13 . 5 Hz , 2 H ) , 2 . 75 ( dd , J = 47 . 8 , 9 . 1 Hz , 4 H ) , 2 . 12 - 1 . 85 ( m , 3 H ) , 1 . 16 - 0 . 97 ( m , 9 H ) , 0 . 94 ( s , 3 H ) .