| abstract |
Compounds represented by the general formula. [I]: n n nwherein R 1 and R 2 are each hydrogen, halogen, an optionally substituted linear hydrocarbon group, or hydroxyl which may be substituted with an optionally substituted liner hydrocarbon group, or R 1 and R 2 together with the carbon atoms adjacent thereto may form an optionally substituted cyclic hydrocarbon or a dihydrofuran ring which may have an oxo group; ring A is a benzene ring which may be further substituted; ring B is an aromatic ring which may be substituted; X is a bond or a spacer whose main chain has 1 to 6 atoms; Y is carboxyl which may be esterified, carbamoyl which may be substituted, cyano, or an optionally substituted heterocyclic group bearing a hydrogen atom capable of being deprotonated, or salts thereof, which are useful as lipid-rich plaque regressing agents and/or ACAT inhibitors. |