1-(2-Aminoethyl)-2-undecyl-4,5-dihydro-1H-imidazole 1H-Imidazole-1-ethanamine, 4,5-dihydro-2-undecyl- 4,5-Dihydro-2-undecyl-1H-imidazole-1-ethylamine 95-37-4 EINECS 202-413-3