| abstract |
(57) [Summary] (1) The following general formula (1): [Wherein, R 1 and R 2 represent H, a halogen atom, an alkyl group or an alkoxyl group, R 3 represents a phenyl or heterocyclic group which may have a substituent, and n represents 1 to 6 And R 4 represents a phenyl group which may have a substituent]] or a salt thereof, and a medicament containing the same as an active ingredient. [Effect] Since it strongly inhibits only ACAT in macrophages, it is useful as an agent for preventing and treating arteriosclerosis. |