3,3-Dimethyl-pentanedioic acid mono-((3S,4aR,6aR,6bS,8aS,11R,12S,12aS,14aR,14bR)-8a-carboxy-4,4,6a,6b,11,12,14b-heptamethyl-1,2,3,4,4a,5,6,6a,6b,7,8,8a,9,10,11,12,12a,14,14a,14b-eicosahydro-picen-3-yl) ester 3-O-(3',3'-Dimethylglutaryl)-ursolic acid AIDS-104958 AIDS104958