| Similarity | Rank | |
|---|---|---|
| ammonium | 0.830 | 22976 |
| mercuric | 0.821 | 63827 |
| lindane | 0.815 | 67136 |
| molybdenum | 0.813 | 51774 |
| acidification | 0.809 | 21870 |
| trioxide | 0.807 | 83599 |
| polycyclic | 0.798 | 68633 |
| polychlorinate | 0.797 | 45744 |
| hydrated | 0.792 | 63452 |
| pyridine | 0.790 | 61187 |
| citric | 0.787 | 52590 |
| nitric | 0.786 | 22052 |
| organochlorine | 0.785 | 48475 |
| sulphate | 0.783 | 9870 |
| oxygenate | 0.783 | 30777 |
| acetic | 0.780 | 22737 |
| nitrogenous | 0.780 | 52585 |
| nitrate | 0.780 | 7756 |
| anhydrous | 0.779 | 88728 |
| ddt | 0.777 | 35026 |
| contaminant | 0.776 | 23773 |
| humic | 0.776 | 50893 |
| chlorinate | 0.776 | 31192 |
| biphenyl | 0.774 | 49287 |
| alkaline | 0.774 | 11602 |