ethyl (6-amino-2-(methylsulfinyl)-5-nitropyrimidin-4-yl)((6-((4-hydroxybutoxy)methyl)pyridin-2-yl)methyl)carbamate

ethyl 16-amino-15-nitro-6,11-dioxa-2-aza-1(4,2)-pyrimidina-4(2,6)-pyridinacycloundecaphane-2-carboxylate

ethyl (3-(allyloxy)phenethyl)(6-amino-2-(methylthio)-5-nitropyrimidin-4-yl)carbamate

ethyl (3-(allyloxy)phenethyl)(6-amino-2-(methylsulfinyl)-5-nitropyrimidin-4-yl)carbamate

ethyl (6-amino-2-(methylsulfinyl)-5-nitropyrimidin-4-yl)carbamate