Synonyms: 1-ethyl-2-[1,2,3,4-tetrahydro-1-(2-hydroxyethyl)-2,2,4-trimethyl-6-quinolyl]benz[cd]indolium chloride;Benzcdindolium, 1-ethyl-2-1,2,3,4-tetrahydro-1-(2-hydroxyethyl)-2,2,4-trimethyl-6-quinolinyl-, chloride;1-Ethyl-2-(1-(2-hydroxyethyl)-2,2,4-trimethyl-1,2,3,4-tetrahydroquinoline-6-yl)benz[c,d]indolium chloride