1-(2-Carboxyethyl)amino-4-cyclohexylaminoanthraquinone 68003-43-0 EINECS 268-127-6 N-(4-(Cyclohexylamino)-9,10-dihydro-9,10-dioxoanthracen-1-yl)-beta-alanine beta-Alanine, N-(4-(cyclohexylamino)-9,10-dihydro-9,10-dioxo-1-anthracenyl)-