1-Methyl-3-phenyl-5-chloroimidazo(4,5-b)pyridine-2-thione 1H-Imidazo(4,5-b)pyridine-2(3H)-thione, 5-chloro-1-methyl-3-phenyl- 2H-Imidazo(4,5-b)pyridine-2-thione, 1,3-dihydro-5-chloro-1-methyl-3-phenyl- 5-Chloro-1-methyl-3-phenyl-1H-imidazo(4,5-b)pyridine-2(3H)-thione 89660-25-3 BRN 5057962