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

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Text this: Sulfonated mesoporous carbons as a solid sulfonic acid catalyst