点击放大甲氧基-精准聚四氢呋喃-羟基(n=96)mPTMG-OH (n=96); Monomethoxy-terminated Poly(tetramethylene ether glycol) (n=96)
点击放大环状聚乙二醇-聚乙二醇臂-羧甲基(n=96)580-crown-193-PEG96-CH2COOH; Carboxylic acid-terminated PEG arm on a cyclic poly(ethylene glycol) scaffold (arm n=96)