Synonyms: (7e)-3-(diethylamino)-7-imino-7h,9h-chromeno[3',2':3,4]pyrido[2,1-b]quinazoline-6-carbonitrile;67845-72-1;AC1L2UNO;AC1Q4QXG;KST-1A7439;AR-1A7101;7H,9H-(1)Benzopyrano(3',2':3,4)pyrido(2,1-b)quinazoline-6-carbonitrile, 3-(diethylamino)-7-imino-