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

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Text this: CIRCULARLY AND HELICALLY FOLDED AROMATIC AMIDE OLIGOMERS AS ORGANIC RECEPTORS FOR SELECTIVE RECOGNITION OF METAL IONS