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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