2-(2-(2-bromoethoxy)ethoxy)-N-ethylacetamide

2-(2-(2-bromoethoxy)ethoxy)-1-(pyrrolidin-1-yl)ethanone

Hydrazide-PEG4-Desthiobiotin

Azide-PEG3-Desthiobiotin

Amine-PEG3-Desthiobiotin

Amine-PEG4-Desthiobiotin

Cy5-NHS sodium sulfide

甘胆酸-PEG10-碘

苄基-二十四聚乙二醇-叠氮

乙酸甲酯-一聚乙二醇-乙酸甲酯