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

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Text this: Enantioselective conjugate addition of nitroalkanes to vinyl sulfone: An organocatalytic access to chiral amines