4(1H)-Pyrimidinone, 2-amino-1-(3-O-amino-2-deoxy-β-D-erythro-pentofuranosyl)-5-methyl-

2-[[(6R,8S,9R)-7,8,9,10-Tetrahydro-3-methyl-2-oxo-6,9-epoxy-2H,6H-pyrimido[2,1-b][1,3]oxazocin-8-yl]oxy]-1H-isoindole-1,3(2H)-dione

N-[(5′-Cytidylyloxy)hydroxyphosphinyl]-L-glutamine

(2R,3R,3aS,7aR,9R,10R,10aS,14aR)-2,9-Bis[3,4-dihydro-5-methyl-2,4-dioxo-1(2H)-pyrimidinyl]dodecahydro-3,10-dihydroxydifuro[3,2-b:3′,2′-h][1,7]diazacyclododecine-5,12(4H,6H)-dione