5-[(3aS,4S,6R,6aR)-6-(6-Chloro-9H-purin-9-yl)tetrahydro-2,2-dimethylfuro[3,4-d]-1,3-dioxol-4-yl]-N-[(R)-methyloxidophenyl-λ4-sulfanylidene]-1,2,4-oxadiazol-3-amine

Phenylmethyl (2′′S,3β,4′S,5′′R)-4′′,5′′,6′′,7′′,16,17-hexahydro-3-hydroxy-4′,5′′-dimethylspiro[androsta-5,16-dieno[16,17-b]furan-5′(4′H):2′′-[2H]azepine]-1′′(3′′H)-carboxylate

2-[(2′′S,3β,4′S,5′′R)-4′′,5′′,6′′,7′′,16,17-Hexahydro-3-hydroxy-4′,5′′-dimethylspiro[androsta-5,16-dieno[16,17-b]furan-5′(4′H):2′′-[2H]azepin]-1′′(3′′H)-yl]ethanone

2-[(2′′S,3β,4′S,5′′R)-3-(Acetyloxy)-4′′,5′′,6′′,7′′,16,17-hexahydro-4′,5′′-dimethylspiro[androsta-5,16-dieno[16,17-b]furan-5′(4′H):2′′-[2H]azepin]-1′′(3′′H)-yl]ethanone

(4-Nitrophenyl)methyl (2′′S,3β,4′S,5′′R)-3-(benzoyloxy)-4′′,5′′,6′′,7′′,16,17-hexahydro-4′,5′′-dimethylspiro[androsta-5,16-dieno[16,17-b]furan-5′(4′H):2′′-[2H]azepine]-1′′(3′′H)-carboxylate

(3aR,4S,6R,6aR)-6-(6-Amino-9H-purin-9-yl)-4-[[[(1,1-dimethylethyl)diphenylsilyl]oxy]methyl]tetrahydrofuro[3,4-d]oxazol-2(3H)-one