AIDS-209168 AIDS209168 Cyclopenta[c]pyrrole-1-carboxamide, 2-[(2S)-3,3-dimethyl-2-[[(2S)-3-methyl-1-oxo-2-[(pyrazinylcarbonyl)amino]butyl]amino]-1-oxobutyl]-N-[(1S)-1-[1,2-dioxo-2-[[(1S)-1-phenylethyl]amino]ethyl]butyl]octahydro-, (1S)-