1 H 　 NMR ( DMSO - d 6 , 400 MHz ) δ 10 . 60 ( s , 1 H ) , 9 . 35 ( s , 1 H ) , 8 . 64 ( s , 1 H ) , 8 . 02 ( s , 2 H ) , 7 . 74 ( d , J = 8 Hz , 1 H ) , 7 . 28 ( d , J = 8 Hz , 2 H ) , 6 . 85 ( s , 1 H ) , 6 . 76 ( s , 1 H ) , 3 . 92 ( s , 3 H ) , 3 . 80 ( s , 3 H ) , 3 . 29 - 3 . 24 ( m , 1 H ) , 3 . 12 - 3 . 05 ( m , 2 H ) , 3 . 01 - 2 . 96 ( m , 4 H ) , 2 . 17 - 1 . 93 ( m , 4 H ) , 1 . 27 ( t , J = 6 Hz , 3 H ) ( 화합물 34 ) ;