
Keywords: AcN; acetonitrile; FdUrd; 5-fluoro-dUrd; FdUMP; 5-fluoro-dUMP; TFA; trifluoroacetic acid; TS; thymidylate synthase; meTHF; N5,10-methylenetetrahydrofolate; KPA; potassium phosphoramidate; MOAC; metal oxide/hydroxide affinity chromatography; m-pTS, h-pTS,