Benzopyran derivative, process for producing the same and pharmaceutical composition containing the same

摘要

A benzopyran derivative represented by the formula (I) or its pharmaceutically acceptable salt: <IMAGE> (I) wherein either one of X and Y stands for the following formula <IMAGE> and the other one of X and Y and R1-R10 stand for various substituents, and ACAT inhibitor, anti-hyperlipidemia agent and anti-atherosclerosis agent compositions containing the same as an active ingredient.