6-amino-5-[(3,4,5-trimethoxyphenyl)methyl]-1H-pyrimidin-2-one; 4-Amino-5-(3,4,5-trimethoxybenzyl)pyrimidin-2-ol; UNII-376E44QHJS; Trimethoprim related compound A; Trimethoprim impurity E [EP]; 2-Desamino-2-hydroxy trimethoprim; Trimethoprim related compound A [USP]; Trimethoprim related compound A (as) [USP]; 2(1H)-Pyrimidinone,6-amino-5-((3,4,5-trimethoxyphenyl)methyl)