Compounds of formula (I)
(wherein A represents a or C-NH2 grouping; R1 represents a hydrogen or halogen (e.g. chlorine or bromine) atom or a hydroxy or amino group, R2 represents a hydrogen atom or a C1-4 alkyl (e.g. methyl) group, X represents an oxygen or sulphur group and m and n are 0 or 1 provided that m + n = 1) and physiologically acceptable salts and esters thereof, have been found to have potent antiviral activity particularly against herpes infections.
式(I)化合物
(其中,A 代表 a 或 C-NH2 基团;R1 代表氢原子或卤素(如
氯或
溴)原子或羟基或
氨基;R2 代表氢原子或 C1-4 烷基(如甲基);X 代表氧或
硫基;m 和 n 为 0 或 1,条件是 m + n = 1)及其生理上可接受的盐和酯,已被发现具有强效抗病毒活性,尤其是针对疱疹病毒感染。