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  _____    __   __             _    _    ______   
 /  ___||  \ \\/ //   ____    | || | || |      \\ 
| // __     \ ` //   |    \\  | || | || |  --  // 
| \\_\ ||    | ||    | [] ||  | \\_/ || |  --  \\ 
 \____//     |_||    |  __//   \____//  |______// 
  `---`      `-`'    |_|`-`     `---`   `------`  
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發送短信 : Synthesis of C<inf>2</inf>-Symmetric gem-Difluoromethylenated Angular Triquinanes