1 H NMR ( 400 MHz , 메탄올 - d 4 ) δ 8 . 24 - 8 . 15 ( m , 1 H ) , 8 . 08 ( d , J = 9 . 4 Hz , 1 H ) , 8 . 01 ( d , J = 2 . 7 Hz , 1 H ) , 7 . 61 ( dd , J = 8 . 8 , 2 . 3 Hz , 1 H ) , 7 . 44 ( t , J = 59 . 7 Hz , 1 H ) , 7 . 36 ( d , J = 8 . 2 Hz , 2 H ) , 7 . 24 ( d , J = 8 . 0 Hz , 2 H ) , 7 . 13 ( d , J = 8 . 1 Hz , 2 H ) , 6 . 89 - 6 . 79 ( m , 2 H ) , 4 . 60 - 4 . 44 ( m , 1 H ) , 4 . 34 ( s , 1 H ) , 4 . 25 - 4 . 18 ( m , 1 H ) , 4 . 11 - 3 . 98 ( m , 4 H ) , 3 . 85 ( d , J = 13 . 2 Hz , 1 H ) , 3 . 76 ( t , J = 12 . 6 Hz , 1 H ) , 3 . 68 - 3 . 62 ( m , 1 H ) , 3 . 60 ( s , 3 H ) , 3 . 57 ( s , 3 H ) , 3 . 54 - 3 . 35 ( m , 2 H ) , 2 . 85 - 2 . 74 ( m , 4 H ) , 2 . 73 - 2 . 64 ( m , 1 H ) , 1 . 07 ( s , 3 H ) , 1 . 05 ( s , 3 H ) , 1 . 02 ( s , 3 H ) , 0 . 93 ( s , 3 H ) .