41081-79-2

1,7-dihydro-5-methyl-7-oxo-1,2,4-triazolo[1,5-a]pyrimidine-2-carboxylic acid 4,7-Dihydro-7-oxo-5-methyl[1,2,4]triazolo[1,5-a]pyrimidine-2-carboxylic acid 5-Methyl-7-oxo-3,7-dihydro-[1,2,4]triazolo[1,5-a]pyrimidine-2-carboxylic acid 5-Methyl-7-oxo-1,7-dihydro-[1,2,4]triazolo[1,5-a]pyrimidine-2-carboxylic acid [1,2,4]Triazolo[1,5-a]pyrimidine-2-carboxylic acid, 1,7-dihydro-5-methyl-7-oxo-