摘要 |
The present invention relates to a compound represented by the general formula ÄIÜ: <CHEM> wherein Ar<1> represents an aryl or heteroaryl group which may have a substituent selected from the group consisting of a halogen atom and lower alkyl, lower alkenyl, lower haloalkyl, lower alkoxy, lower alkylthio, lower alkylamino, lower dialkylamino, acyl and aryl groups; Ar<2> represents an aryl or heteroaryl group which may have a substituent selected from the group consisting of a halogen atom and lower alkyl, lower alkenyl, lower haloalkyl, lower alkoxy, lower alkylthio, lower alkylamino, lower dialkylamino and aryl groups; n is zero, 1 or 2; and R<1> and R<2> may be the same or different and each represents a hydrogen atom or a lower alkyl group, or its salt, a method for its preparation as well as an agent for the treatment of bulimia, obesity or diabetes comprising it as an active ingredient. |