1,4-Dihydro-2-((2-butoxyphenyl)amino)-4-oxo-5-pyrimidinecarboxylic acid 1,6-Dihydro-2-(2-butoxyanilino)-6-oxo-5-pyrimidinecarboxylic acid 5-Pyrimidinecarboxylic acid, 1,4-dihydro-2-((2-butoxyphenyl)amino)-4-oxo- 98772-04-4 BRN 5602458