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   _____   _    _     _____     _____    _____    
  / ___// | || | ||  |__  //   |  ___|| |  __ \\  
  \___ \\ | || | ||    / //    | ||__   | |  \ || 
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 /____//   \____//   /_____||  |_____|| |_____//  
`-----`     `---`    `-----`   `-----`   -----`

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Text this: Crown ether derivative assisted growth of oriented polyaniline nanotubes