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| || | ||   / _ \\   / ____||   / _ \\  |      \\ 
| || | ||  | / \ || / //---`'  / //\ \\ |  --  // 
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  `---`     `---`     `----`  `-`   `-` `------`

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Text this: Asymmetric nucleophilic substitutions to construct all-carbon quaternary stereocenters under PTC conditions