Syonyms Name: Methanaminium, N-(4-(5-(4-(dimethylamino)phenyl)-1,5-diphenyl-2,4-pentadienylidene)-2,5-cyclohexadien-1-ylidene)-N-methyl-, salt with trifluoromethanesulfonic acid (1:1); N-(4-{(2E,4Z)-5-[4-(dimethylamino)phenyl]-1,5-diphenylpenta-2,4-dien-1-ylidene}cyclo