丙炔-PEG-丙炔, Alkyne-PEG-Alkyne

戊二酸酰胺-PEG-戊二酸酰胺, GAA-PEG-GAA

乙烯磺酸酯-PEG-乙烯磺酸酯, VS-PEG-VS

四臂PEG-胺, 4-Arm PEG-NH2

马来酰亚氨基-PEG-胺, Mal-PEG-NH2

四臂PEG-酰肼, 4-Arm PEG-HAZ

八臂PEG-乙酸, 8-Arm PEG-AA

八臂PEG-戊二酸, 8-Arm PEG-GA

1-(3-氧杂环丁基)哌嗪, 1-Oxetan-3-yl-piperazine

紫萁酮, Osmundacetone