N-[[P(S),2′R]-2′-Deoxy-3′-O-[(1,1-dimethylethoxy)carbonyl]-2′-fluoro-2′-methyl-P-phenyl-5′-uridylyl]-L-alanine cyclobutyl ester

rel-(3aR,3bS,7aS,8aS)-2,3,3a,3b,7a,8a-Hexahydro-7a-(2-hydroxyethyl)-1-[4-(2-hydroxyethyl)phenyl]-1H-benzofuro[2,3-b]pyrrol-5(4H)-one

rel-(3aR,6aS,6bR,9aS,10aR)-Decahydro-9-[4-(2-hydroxyethyl)phenyl]furo[2′,3′:7,7a]benzofuro[2,3-b]pyrrol-5(6H)-one

rel-(3aR,3bS,7aS,8aS)-7a-[2-[[(1,1-Dimethylethyl)dimethylsilyl]oxy]ethyl]-2,3,3a,3b,7a,8a-hexahydro-1-[4-(2-hydroxyethyl)phenyl]-1H-benzofuro[2,3-b]pyrrol-5(4H)-one

rel-(3aR,6aS,6bR,9aS,10aR)-9-[4-[2-[[(1,1-Dimethylethyl)dimethylsilyl]oxy]ethyl]phenyl]decahydrofuro[2′,3′:7,7a]benzofuro[2,3-b]pyrrol-5(6H)-one