Compounds of the general formula ##STR1## wherein R.sub.1 is hydrogen or chlorine, R.sub.2 is hydrogen, chlorine or nitro, and R.sub.3 is hydrogen or methoxymethyl, with the proviso that R.sub.1 and R.sub.2 do not represent hydrogen simultaneously, are outstanding effective fungicides.
通式为##STR1##的化合物,其中R.sub.1为氢或
氯,R.sub.2为氢、
氯或硝基,R.sub.3为氢或甲氧甲基,但R.sub.1和R.sub.2不能同时表示氢,是非常有效的杀真菌剂。