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           __   __   _    _     ______    ______  
  ____     \ \\/ // | |  | ||  /_   _//  /_   _// 
 |    \\    \ ` //  | |/\| ||   -| ||-   `-| |,-  
 | [] ||     | ||   |  /\  ||   _| ||_     | ||   
 |  __//     |_||   |_// \_||  /_____//    |_||   
 |_|`-`      `-`'   `-`   `-`  `-----`     `-`'   
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Text this: The unexpected reactions of boron trihalides with 7-phosphanorbornadiene complexes