Synonyms: Azastreptonigrin,isopropylidene- (7CI); Picolinic acid,5-amino-4-(2-hydroxy-3,4-dimethoxyphenyl)-6-(5-hydroxy-4-methoxy-2,2-dimethyl-2H-imidazo[4,5-h]quinolin-8-yl)-3-methyl-(8CI); 2H-Imidazo[4,5-h]quinoline, 2-pyridinecarboxylic acid deriv.; IPAS;Isopropylideneazastreptonigrin; NSC 62709