화합물 60 LC / MS B : 100 % 순도 , UV = 214 nm , Rt = 1 . 06 분 , ESI 347 . 1 ( M + H ) +. 1 H NMR ( 500 MHz , 메탄올 - d 4 ) δ 8 . 47 ( s , 1 H ) , 7 . 45 ( d , J = 7 . 3 Hz , 1 H ) , 6 . 53 ( d , J = 7 . 3 Hz , 1 H ) , 4 . 36 ? 4 . 27 ( m , 4 H ) , 3 . 82 ( s , 2 H ) , 3 . 64 ? 3 . 54 ( m , 1 H ) , 3 . 50 ? 3 . 43 ( m , 2 H ) , 3 . 30 ( t , J = 6 . 8 Hz , 2 H ) , 2 . 82 ? 2 . 76 ( m , 2 H ) , 2 . 73 ? 2 . 65 ( m , 2 H ) , 1 . 98 ? 1 . 89 ( m , 2 H ) , 1 . 78 ? 1 . 66 ( m , 2 H ) , 1 . 65 ? 1 . 54 ( m , 2 H ) .