2-(4-(1-Heptyl-3-phenyl-5-oxo-2-thioxoimidazolidin-4-ylidene)but-2-en-1-ylidene)-alpha-methylnaphtho(2,3-d)thiazole-3(2H)-propane-1-sulphonic acid, compound with (triethyl)amine (1:1) 63148-73-2 EINECS 263-927-1 Naphtho(2,3-d)thiazole-3(2H)-propanesulfonic acid, 2-(4-(1-heptyl-3-phenyl-5-oxo-2-thioxo-4-imidazolidinylidene)-2-butenylidene)-alpha-methyl-, compd. with N,N-diethylethanamine (1:1)