1 G2K 2-{(2s)-1-[(2-chlorophenoxy)acetyl]pyrrolidin-2-yl}-5-hydroxy-6-oxo-N-(2-phenylethyl)-1,6-dihydropyrimidine-4-carboxamide 1.000 2 GY5 5-hydroxy-N-(2-methoxyethyl)-6-oxo-2-[(2s)-1-(phenoxyacetyl)pyrrolidin-2-yl]-1,6-dihydropyrimidine-4-carboxamide 0.757