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  ____       ___     ______    __   __   ______   
 |  _ \\    / _ \\  |      \\  \ \\/ // |      \\ 
 | |_| ||  / //\ \\ |  --  //   \ ` //  |  --  // 
 | .  //  |  ___  |||  --  \\    | ||   |  --  \\ 
 |_|\_\\  |_||  |_|||______//    |_||   |______// 
 `-` --`  `-`   `-` `------`     `-`'   `------`

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Text this: Site-specific dual functionalization of cysteine residue in peptides and proteins with 2-azidoacrylates