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The chemical structures of (A) pentaerythritol poly(ethylene glycol)... | Download Scientific Diagram
![The chemical structures of (A) pentaerythritol poly(ethylene glycol)... | Download Scientific Diagram The chemical structures of (A) pentaerythritol poly(ethylene glycol)... | Download Scientific Diagram](https://www.researchgate.net/publication/343662258/figure/fig2/AS:933588212133888@1599596183202/The-structures-of-A-trilysine-and-B-pentaerythritol-polyethylene-glycol-ether_Q320.jpg)