点击放大环状聚乙二醇-聚乙二醇臂-DMG(n=4)28-crown-9-PEG4-DMG; Cyclic poly(ethylene glycol) bearing a PEG arm conjugated to Dimyristoylglycerol (arm n=4)
点击放大环状聚乙二醇-聚乙二醇臂-羟基(n=4)28-crown-9-PEG4-OH; Hydroxyl-terminated PEG arm on a cyclic poly(ethylene glycol) scaffold (arm n=4)
点击放大环状聚乙二醇-聚乙二醇臂-氨基(n=4)28-crown-9-PEG4-NH2; Primary amine-terminated PEG arm on a cyclic poly(ethylene glycol) scaffold (arm n=4)
点击放大环状聚乙二醇-聚乙二醇臂-羧甲基(n=4)28-crown-9-PEG4-CH2COOH; Carboxylic acid-terminated PEG arm on a cyclic poly(ethylene glycol) scaffold (arm n=4)