Agents for lowering glucose levels in blood having the formula: ##STR1## wherein R.sub.o is bromo, chloro, fluoro, nitro or trifluoromethyl, R is hydrogen, C.sub.1-6 alkyl or C.sub.2-18 alkanoyl, and R.sub.1 is hydrogen or C.sub.1-12 alkyl, and the non-toxic, pharmaceutically acceptable salts thereof.
降低血糖
水平的代理人具有以下公式:##STR1## 其中 R.sub.o 是
溴、
氯、
氟、硝基或三
氟甲基,R 是氢、C.sub.1-6烷基或C.sub.2-18脂肪酰基,而R.sub.1是氢或C.sub.1-12烷基,以及其非毒性、药学上可接受的盐。