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

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Text this: One-dimensional coordination polymers: Cu(II) and Zn(II) complexes of N-(2-pyridylmethyl)-glycine and N-(2-pyridylmethyl)-l-alanine