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 _    _    _    _     _____     ______            
| || | || | || | ||  / ____||  /_   _//   ____    
| || | || | || | || / //---`'   -| ||-   |    \\  
| \\_/ || | \\_/ || \ \\___     _| ||_   | [] ||  
 \____//   \____//   \_____||  /_____//  |  __//  
  `---`     `---`     `----`   `-----`   |_|`-`   
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Text this: Evaluation of hyperbranched poly(amino ester)s of amine constitutions similar to polyethlenimine for DNA delivery