(4S,4aR,6R,7S,9R)-Hexahydro-7-hydroxy-4-methyl-6,9-epoxypyrimido[1,6-a]azepine-1,3(2H,4H)-dione

D-Glucopyranuronic acid, 2-(acetylamino)-2-deoxy-, 1→P′-ester with uridine 5′-(trihydrogen diphosphate)

4-Amino-1-[(2S,5R)-5-(bromomethyl)tetrahydro-2-furanyl]-2(1H)-pyrimidinone

(2R,3R,3aR,9aR)-2,3,3a,9a-Tetrahydro-3-hydroxy-6-imino-6H-furo[2′,3′:4,5]oxazolo[3,2-a]pyrimidine-2-methanol

1,3,5-Triazin-2(1H)-one, 4-amino-1-(2-deoxy-β-D-threo-pentofuranosyl)-

Methyl 3-[5-O-[bis(4-methoxyphenyl)phenylmethyl]-3-O-[[bis(1-methylethyl)amino](2-cyanoethoxy)phosphino]-2-O-[(1,1-dimethylethyl)dimethylsilyl]-β-D-ribofuranosyl]-1,2,3,6-tetrahydro-2,6-dioxo-4-pyrimidinecarboxylate