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

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Text this: Iron(III)-catalyzed conia–ene cyclization of 2-alkynic 1,3-dicarbonyl compounds