IMIDAZOPYRIDINE DERIVATIVE, PROCESS FOR PRODUCING THE SAME, AND USE

摘要

An imidazopyridine derivative represented by the formula (I): (I) wherein Ar represents optionally substituted naphthyl, optionally substituted phenyl, optionally substituted indolyl, or optionally substituted benzothienyl; X represents an optionally substituted divalent hydrocarbon group; Z represents -CO-, -SO-, or -SO2-; ring A represents an optionally substituted piperazine ring or optionally substituted homopiperazine ring; ring B represents an optionally substituted imidazopyridine ring; and a is 0, 1, or 2. It is useful as a therapeutic agent for thrombosis.