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             ___     _    _    __   __    ______  
    ___     / _ \\  | \  / ||  \ \\/ //  /_   _// 
   /   ||  | / \ || |  \/  ||   \ ` //     | ||   
  | [] ||  | \_/ || | .  . ||    | ||     _| ||   
   \__ ||   \___//  |_|\/|_||    |_||    /__//    
    -|_||   `---`   `-`  `-`     `-`'    `--`     
     `-`

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Text this: Stereodefined codoping of sp-N and S atoms in few-layer graphdiyne for oxygen evolution reaction