174173-74-1 5-[3(R)-[[(2(S)-cis-Isopropyl-1,1-dioxotetrahydrothienyl-3(S)-oxy)carbonyl]amino]-4-phenyl-2(R)-hydroxybutyl]-N-(1,1-dimethylethyl)octahydrothieno[3,2-c]pyridine-6(R)-carboxamide AIDS-029853 AIDS029853 HOCH2CH2 isostere ThienopyridCON thienyl urethane deriv.