MEANS FOR THE REDUCTION OF NIERENINSUFFIZIENZ

摘要

The present invention relates to an agent for improving renal dysfunction comprising as an active ingredient a compound represented by the following formula (1): wherein each R 1 , R 2 , and R 3 represents a hydrogen atom or a methyl group, and X represents a linear or branched alkylene or alkenylene group having 10 to 28 carbon atoms.