169273-55-6 5-[3(R)-[[(2(R)-trans-Methyl-1,1-dioxotetrahydro-3(S)-thienyloxy)carbonyl]amino]-4-(phenylthio)-2(R)-hydroxybutyl]-N-(1,1-dimethylethyl)octahydrothieno[3,2-c]pyridine-6(R)-carboxamide AIDS-029847 AIDS029847 HOCH2CH2 isostere ThienopyridCON thienyl urethane deriv.