The purpose of the present invention is to find a therapeutic and/or prophylactic agent for gastrointestinal disorders and so on, said agent having an excellent activity and a high safety. A compound represented by general formula (I) or a pharmacologically acceptable salt of the same. In general formula (I): A represents an optionally substituted phenylene group; B represents an optionally substituted 4- to 10-membered heterocyclic group, an optionally substituted C
