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

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Text this: Synthesis of 3-Hydroxy-2-methylene-4cyclopentenone : a precursor of (+-)pentenomycins and (+-)epipentenomycins / Weerachai Phutdhawong