1,2,4-Triazolo[4,3-A]pyridin-3(2H)-one6969-71-7100 % similar 4-Phenyl-1,2,4-triazolidine-3,5-dione15988-11-143 % similar Imidazo[1,2-A]pyridine-3-carboxylic acid6200-60-837 % similar Imidazo[1,2-A]pyridine-3-acetic acid17745-04-934 % similar 3-Formyl-2-phenylimidazo[1,2-A]pyridine3672-39-732 % similar 2-(Trifluoromethyl)imidazo[1,2-A]pyridine-3-carboxylic acid73221-19-931 % similar 2-Methylimidazo[1,2-A]pyridine934-37-231 % similar Minodronic acid180064-38-430 % similar 2,3-Dihydro-1,4-phthalazinedione1445-69-830 % similar