tert-butyl 3-(((1R,4R,5S,6R)-5-carbamoyl-6-(2-chloro-5-fluoropyrimidin-4-yl-amino)bicyclo[2.2.1]heptan-2-yl)methylcarbamoyl)phenylcarbamate

(1R,2S,3R,4R,5R)-3-((2-chloro-5-fluoropyrimidin-4-yl)amino)-5-((2-(3-nitrophenyl)acetamido)methyl)bicyclo[2.2.1]heptane-2-carboxamide

(1R,2S,3R,4R,5R)-3-(2-chloro-5-fluoropyrimidin-4-ylamino)-5-((2-(3-nitrophenyl-amino)-2-oxoethylamino)methyl)bicyclo[2.2.1]heptane-2-carboxamide

(1R,2S,3R,4R)-5-((3-aminophenylsulfonamido)methyl)-3-(2-chloro-5-fluoro-pyrimidin-4-ylamino)bicyclo[2.2.1]heptane-2-carboxamide

(1R,2S,3R,4R)-3-(2-chloro-5-fluoropyrimidin-4-ylamino)-5-((3-nitrophenethyl-amino)methyl)bicyclo[2.2.1]heptane-2-carboxamide