| 摘要 |
A composition for treating or preventing glomerulopathy which contains a compound of the formula (I):wherein, for example,R<1 >and R<2 >are each independently hydrogen atom, optionally substituted lower alkyl, optionally substituted aralkyl, etc.;R<3 >is 1,4-phenylene and 2,5-thiophendiyl;R<4 >is the substituents represented by the formula, etc.:whereinR<5 >is hydrogen atom, optionally substituted amino, etc.; andY is NHOH or OH, its optically active substance, their pharmaceutically acceptable salt, or hydrate thereof.
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