2-Thiophenecarboxylic acid, 3-[[2-[[[(1S)-1-[[[(1S)-3,3-difluoro-1-[[[2-(1H-indol-2-yl)ethyl]amino]carbonyl]propyl]amino]carbonyl]-3-methylbutyl]amino]carbonyl]-2,3-dihydro-1H-indol-2-yl]methyl]- AIDS-171173 AIDS171173