화합물 79 LC / MS A : 100 % 순도 , UV = 214 nm , Rt = 1 . 41 분 , ESI 375 . 4 ( M + H ) +. 1 H NMR ( 500 MHz , 메탄올 - d 4 ) δ 7 . 22 ( d , J = 7 . 3 Hz , 1 H ) , 6 . 43 ( d , J = 7 . 3 Hz , 1 H ) , 3 . 56 ( s , 2 H ) , 3 . 42 ? 3 . 37 ( m , 2 H ) , 3 . 32 ? 3 . 17 ( m , 6 H ) , 2 . 73 ( t , J = 6 . 3 Hz , 2 H ) , 2 . 62 ? 2 . 56 ( m , 2 H ) , 2 . 36 ? 2 . 26 ( m , 2 H ) , 1 . 94 ? 1 . 81 ( m , 4 H ) , 1 . 79 ? 1 . 70 ( m , 2 H ) , 1 . 24 ( s , 3 H ) .