AIDS-184942 AIDS184942 D-leucine, N-[[[(1R,5aS,5bR,11aR)-eicosahydro-5a,5b,8,8,11a-pentamethyl-1-(1-methylethenyl)-9-oxo-3aH-cyclopenta[a]chrysen-3a-yl]amino]carbonyl]-, methyl ester