1,4,7,10,13,16,19,22,25,28,31,34,37,40-tetradecaoxacyclodotetracontane

2-甲氧基[2-乙氧基(2-乙氧基)]-1-乙硫醇

2-[2-[2-[2-[2-(1,3-dioxoisoindol-2-yl)ethoxy]ethoxy]ethoxy]ethyl]isoindole-1,3-dione

2,2'-[氧基二(乙烯氧基)]二乙酰二氯

1-氨基八聚乙二醇