NOVEL PIPERIDINE COMPOUND

摘要

The present invention provides a novel piperidine compound of the formula [I]: wherein Ring A represents an optionally substituted benzene ring, Ring B represents an optionally substituted benzene ring, R>1< represents an optionally substituted alkyl group, an optionally substituted hydroxyl group, etc., or a group of the formula: (a) wherein R>11< AND R>12< are the same or different, and each represents hydrogen atom, a substituted carbonyl group, a substituted sulfonyl group, an optionally substituted alkyl group, etc., R>2< represents hydrogen atom, etc., Z represents oxygen atom or a group represented by -N(R>3<)-, R>3< represents hydrogen atom or an alkyl group, etc., R>4< represents hydrogen atom or an alkyl group, etc.,or a pharmaceutically acceptable salt thereof.