Patent ID: 6984664

Claim:
A compound of the formula (I): wherein R 1 is selected from the group consisting of C 1 or C 3-10 alkyl, C 2-10 alkenyl and C 2-10 alkenylene; R 2 and R 3 are independently selected from the group consisting of C 4-10 alkyl, C 2-10 alkenyl and C 2-10 alkenylene R 4 is selected from the group consisting of a bond and C 1-10 alkyl, C 2-10 alkenyl and C 2-10 alkenylene, said alkyl, alkenyl and alkenylene optionally substituted with 1–3 halogen or oxo groups; R 5 is selected from the group consisting of hydrogen, a 5 or 6 membered aromatic or heteroaromatic group, and a C 3-12 cycloalkyl; R 6 is C 3-12 cycloalkyl; and n is an integer from 0–3; or a pharmaceutically acceptable salt thereof.