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 _    _      ___     _    _     ______    _____   
| |  | ||   / _ \\  | \  / ||  /_   _//  / ____|| 
| |/\| ||  / //\ \\ |  \/  ||   -| ||-  / //---`' 
|  /\  || |  ___  ||| .  . ||   _| ||_  \ \\___   
|_// \_|| |_||  |_|||_|\/|_||  /_____//  \_____|| 
`-`   `-` `-`   `-` `-`  `-`   `-----`    `----`

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Text this: N-heterocyclic carbene catalyzed homoenolate-addition reaction of enals and nitroalkenes : asymmetric synthesis of 5-carbon-synthon δ-nitroesters