compound represented by the general formula (i), compound or a salt thereof, tau secretion inhibitor, b-secretase inhibitor, amyloid b-protein aggregation inhibitor, pharmaceutical composition, oral or parenteral preparation and compound represented by the general formula (ii )

摘要

compound represented by the general formula (i), compound or a salt thereof, tau aggregation inhibitor, β-secretase inhibitor, amyloid b-protein aggregation inhibitor, pharmaceutical composition, oral or parenteral preparation and compound represented by the formula (ii) A novel therapeutic means for alzheimer's disease is provided. in particular, there is provided a compound represented by the following general formula (i): [wherein ar1] represents 2-methoxy-4- (2-pyridylmethoxy) phenyl etc. and ar2 represents a group 1h-hindol-6-yl, etc.] or a salt thereof.