8 h , 연한 노란색 오 일 : 1 H - NMR ( CDCl 3 , 400 MHz ) δ 8 . 38 ( s , 1 H ) , 7 . 55 ( d , J = 7 . 6 Hz , 2 H ) , 7 . 35 ( t , J = 7 . 8 Hz , 2 H ) , 7 . 33 ( t , J = 7 . 9 Hz , 2 H ) , 7 . 14 ( t , J = 7 . 4 Hz , 1 H ) , 6 . 92 , ( m , 2 H ) , 4 . 61 ( s , 2 H ) , 3 . 99 ( dd , J = 6 . 9 , 4 . 6 Hz , 1 H ) , 3 . 84 ( s , 3 H ) , 3 . 68 ( s , 3 H ) , 2 . 31 ( t , J = 7 . 6 Hz , 2 H ) , 1 . 85 ( m , 2 H ) , 1 . 64 ( m , 2 H ) , 1 . 48 ( m , 2 H ) , 1 . 35 ( m , 2 H ) . 13 C - NMR ( CDCl 3 , 100 MHz ) δ 173 . 8 , 170 . 5 , 159 . 5 , 138 . 1 , 136 . 9 , 129 . 5 , 128 . 7 ( 2 C ) , 124 . 1 , 119 . 9 , 119 . 2 ( 2 C ) , 113 . 3 ( 2 C ) , 80 . 1 , 72 . 6 , 54 . 9 , 51 . 1 , 33 . 6 , 32 . 3 , 28 . 5 , 24 . 4 , 24 . 2 . MS ( ESI ) m / z : 400 . 2 ( M + l ) .