Synonyms: BRN 0833454;5-Ethyl-1,4-dimethoxy-6H-pyridazino(4,5-b)carbazole;Dimethoxy-1,4 ethyl-5 6H-pyridazino(4,5-b)carbazole;6H-Pyridazino(4,5-b)carbazole, 5-ethyl-1,4-dimethoxy-;5-ethyl-1,4-dimethoxy-6H-pyridazino[4,5-b]carbazole;AC1NX6PD;LS-129692;59774-26-4