点击放大环状聚乙二醇-聚乙二醇臂-DMA(n=12)76-crown-25-PEG12-DMA; Cyclic poly(ethylene glycol) bearing a PEG arm conjugated to N,N-Ditetradecylacetamide (arm n=12)
点击放大环状聚乙二醇-聚乙二醇臂-羟基(n=12)76-crown-25-PEG12-OH; Hydroxyl-terminated PEG arm on a cyclic poly(ethylene glycol) scaffold (arm n=12)
点击放大环状聚乙二醇-聚乙二醇臂-氨基(n=12)76-crown-25-PEG12-NH2; Primary amine-terminated PEG arm on a cyclic poly(ethylene glycol) scaffold (arm n=12)
点击放大环状聚乙二醇-聚乙二醇臂-羧甲基(n=12)76-crown-25-PEG12-CH2COOH; Carboxylic acid-terminated PEG arm on a cyclic poly(ethylene glycol) scaffold (arm n=12)