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Structures of the different phosphonic acids used in this study.
| Different Phosphonic Acids | Structures | ||
|---|---|---|---|
| Vinyl phosphonic acid (VPA) |
|
||
| Phenyl phosphonic acid (PPA) |
|
||
| (2-{[(Naphthalen-2-yl) methyl] amino} ethyl) phosphonic acid (NMAPA) |
|
||
| [2-(3,4-Dihydroisoquinolin-2(1H)-yl) ethyl]phosphonic acid (HQPA) |
|
||
