{3-[4-(2-amino-ethyl)-2,6-dibromo-phenoxy]-propyl}-methyl-carbamic acid methyl ester
{3-[2,6-dibromo-4-(2-tert-butoxycarbonylamino-ethyl)-phenoxy]-propyl}-methyl-carbamic acid methyl ester
3-((methoxycarbonyl)(methyl)amino)propyl 2-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)cyclohex-1-enecarboxylate
3-((methoxycarbonyl)(methyl)amino)propyl cyclohex-1-enecarboxylate