Patent ID: 7410959

Claim:
A method for reducing blood cholesterol levels in a mammal suffering from hypercholesteremia, comprising administering to the mammal an effective amount of a composition comprising a compound of the following formula: wherein R1=H or C 1 -C 6 alkyl; R2=H or C 1 -C 3 alkyl-X where X═H, OH, Cl, Br, I or F; R3=H or C 1 -C 3 alkyl; R4=H or C 1 -C 3 alkyl; Y1=CO 2 H, NHSO 2 CF 3 , SO 3 H, PO 3 H 2 , OSO 3 H, CF 3 or F; and Z1═H or OH or a pharmaceutically acceptable salt thereof.