Compounds useful in the treatment of rheumatism or allergic nephritis which have the formula ##STR1## wherein X is halogen, hydroxy, lower alkyl, lower alkenyl, lower alkoxy, nitro or amino; Y is hydrogen, halogen, hydroxy, lower alkyl, lower alkenyl, lower alkoxy, nitro or amino; and Z is mono-(lower alkyl)amino, di-(lower alkyl)amino, piperidino, piperazino, pyrrolidino, or morpholino.
具有以下结构式的化合物可用于治疗风湿病或过敏性肾炎:##STR1##其中X为卤素,羟基,低级烷基,低级烯基,低级烷氧基,硝基或
氨基;Y为氢,卤素,羟基,低级烷基,低级烯基,低级烷氧基,硝基或
氨基;Z为单-(低级烷基)
氨基,二-(低级烷基)
氨基,
哌啶基,
哌嗪基,
吡咯烷基或吗啉基。