發送短信

數:

提供者:

CAPTCHA:

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

Please enter what you see:

發送短信 : Triaryl carbonium ion-pair-mediated cooperative aerobic dehydrogenation of N-heterocycles