1 H NMR ( 400 MHz , 메탄올 - d 4 ) δ 8 . 36 - 8 . 26 ( m , 1 H ) , 8 . 19 ( d , J = 9 . 2 Hz , 1 H ) , 8 . 11 ( d , J = 2 . 7 Hz , 1 H ) , 7 . 71 ( d , J = 2 . 3 Hz , 1 H ) , 7 . 69 ( d , J = 2 . 1 Hz , 1 H ) , 7 . 67 - 7 . 61 ( m , 0 H ) , 7 . 57 ( dd , J = 7 . 3 , 3 . 3 Hz , 1 H ) , 7 . 54 ( s , 1 H ) , 7 . 45 ( d , J = 8 . 2 Hz , 2 H ) , 7 . 33 ( d , J = 7 . 9 Hz , 2 H ) , 7 . 22 ( d , J = 8 . 0 Hz , 2 H ) , 7 . 15 ( s , 1 H ) , 6 . 99 - 6 . 86 ( m , 2 H ) , 6 . 81 ( d , J = 10 . 1 Hz , 1 H ) , 4 . 45 ( s , 0 H ) , 4 . 31 ( d , J = 10 . 0 Hz , 1 H ) , 4 . 26 - 4 . 02 ( m , 5 H ) , 4 . 00 - 3 . 82 ( m , 3 H ) , 3 . 75 ( d , J = 8 . 4 Hz , 1 H ) , 3 . 68 ( d , J = 10 . 9 Hz , 6 H ) , 2 . 97 - 2 . 85 ( m , 3 H ) , 2 . 55 - 2 . 35 ( m , 1 H ) , 2 . 28 - 2 . 16 ( m , 1 H ) , 1 . 16 ( s , 4 H ) , 1 . 15 ( s , 3 H ) , 1 . 12 ( s , 3 H ) , 1 . 03 ( s , 3 H ) .