發送短信

數:

提供者:

CAPTCHA:

 _    _      ___    __    __     ___      ______  
| \  / ||   / _ \\  \ \\ / //   / _ \\   /_   _// 
|  \/  ||  / //\ \\  \ \/ //   / //\ \\  `-| |,-  
| .  . || |  ___  ||  \  //   |  ___  ||   | ||   
|_|\/|_|| |_||  |_||   \//    |_||  |_||   |_||   
`-`  `-`  `-`   `-`     `     `-`   `-`    `-`'

Please enter what you see:

發送短信 : Boron-based catalysts for C − C bond‐formation reactions