benzyl N-[3-[2-[2-(3-aminopropoxy)ethoxy]ethoxy]propyl]carbamate

dibenzyl (((oxybis(ethane-2,1-diyl))bis(oxy))bis(propane-3,1-diyl))dicarbamate

N-(苄氧羰基)-1,4-丁二胺

N-Boc-N′-琥珀酰-4,7,10-三氧杂-1,13-十三烷二胺

N-Boc-4,7,10-三氧杂-1,13-十三烷二胺