Synonyms: Lactic acid, compound with 5-(3,4,5-trimethoxybenzyl)pyrimidine-2,4-diamine (1:1);Trimethoprim lactic Acid;2-hydroxypropanoic acid; 5-[(3,4,5-trimethoxyphenyl)methyl]pyrimidine-2,4-diamine;Propanoic acid,2-hydroxy-,compounds,compd. with 5-[(3,4,5-trimethoxyphenyl)methyl]-2,4- pyrimidinediamine (1:1);