compound, prodrug, gpr40 receptor function modulator, compound use pharmaceutical agent, and method of producing an optically active form of a compound

摘要

compound, prodrug, gpr4o receptor function modulator, pharmaceutical agent, use of the compound, and method of producing an optically active form of a compound. The present invention provides a compound represented by formula (I): wherein each symbol is as defined in the description or a salt thereof. the compound or a salt thereof, or a prodrug thereof, has a modulating action on gpr40 receptor function and is useful as an insulin secretagogue or an agent for the prophylaxis or treatment of diabetes and the like.