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

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Text this: Carbene organic catalytic planar enantioselective macrolactonization