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__    __     ___      ______   __   __   _    _   
\ \\ / //   / _ \\   /_   _//  \ \\/ // | |  | || 
 \ \/ //   | / \ ||  `-| |,-    \ ` //  | |/\| || 
  \  //    | \_/ ||    | ||      | ||   |  /\  || 
   \//      \___//     |_||      |_||   |_// \_|| 
    `       `---`      `-`'      `-`'   `-`   `-`

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Text this: Oxotitanium-porphyrin for selective catalytic reduction of NO by NH<inf>3</inf>: A theoretical mechanism study