3-(2,5-Dimethyl-7-oxo-3,7-dihydro[1,2,4]triazolo[1,5-a]pyrimidin-6-yl)- propanoic acid3-(2,5-dimethyl-7-oxo-3,7-dihydro-[1,2,4]triazolo[1,5-a]pyrimidin-6-yl)propanoic acid3-(2,5-dimethyl-7-oxo-3,7-dihydro[1,2,4]triazolo[1,5-a]pyrimidin-6-yl)propanoic acid