THERAPEUTIC OR PROPHYLACTIC AGENT FOR GLOMERULOPATHY

摘要

A therapeutic or prophylactic agent for glomerulopathy, containing as the active ingredient a compound represented by general formula (I), wherein, for example, R<1> and R<2> each independently represents a hydrogen atom, an optionally substituted lower alkyl, or an optionally substituted aralkyl group: R<3> represents 1,4-phenylene or 2,5-thiophenediyl; R<4> represents a group represented by any of general formulae (a, b or c) (wherein R<5> represents a hydrogen atom, an optionally substituted amino or the like) or the like; and Y represents NHOH or OH optically active isomers thereof, pharmaceutically acceptable salts thereof, or hydrates thereof.