| Similarity | Rank | |
|---|---|---|
| chlorine | 0.893 | 17545 |
| Ammonia | 0.887 | 78473 |
| ammonium | 0.867 | 48164 |
| sulfur | 0.861 | 22001 |
| urea | 0.861 | 40711 |
| sulphuric | 0.861 | 87525 |
| hydrochloric | 0.860 | 58217 |
| bromine | 0.857 | 75999 |
| hypochlorite | 0.854 | 96454 |
| sulfide | 0.852 | 49224 |
| chlorinated | 0.846 | 53829 |
| sulfuric | 0.846 | 60609 |
| chloride | 0.844 | 23685 |
| chlorination | 0.840 | 98665 |
| nitrogen | 0.838 | 12237 |
| hydroxide | 0.835 | 49273 |
| acetic | 0.832 | 55714 |
| acetone | 0.829 | 51812 |
| sulphate | 0.829 | 54192 |
| phosphates | 0.828 | 65870 |
| toluene | 0.826 | 81758 |
| phosphoric | 0.824 | 84407 |
| solvents | 0.823 | 29089 |
| sulphur | 0.818 | 34384 |
| anhydrous | 0.812 | 81063 |