Definition: It's an antineoplastic agent used in cancer treatment. It's also known as 8-Bromo-2-(4-Nitro-Phenyl)-Imidazolo[1,2-A]pyridine. 46278. 8-BROMO-2-(4-NITRO-PHENYL)-IMIDAZO[1,2-A]PYRIDINE; 947533-49-5