發送短信 : The unexpected reactions of boron trihalides with 7-phosphanorbornadiene complexes

 _    _    __   __  __    __   _    _             
| \  / ||  \ \\/ // \ \\ / // | || | ||   ____    
|  \/  ||   \ ` //   \ \/ //  | || | ||  |    \\  
| .  . ||    | ||     \  //   | \\_/ ||  | [] ||  
|_|\/|_||    |_||      \//     \____//   |  __//  
`-`  `-`     `-`'       `       `---`    |_|`-`   
                                         `-`