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

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Text this: 2′-F-ANA-guanosine and 2′-F-guanosine as powerful tools for structural manipulation of G-quadruplexes