| 0.45881698 | Class A Orphan/other |
| -0.6803423 | Peptide |
| -0.75712633 | Viral |
| -0.855541 | Amine |
| -1.0153114 | Gonadotropin-releasing hormone |
| -1.0918348 | Nucleotide-like |
| -1.0975063 | Hormone protein |
| -1.1011217 | Melatonin |
| -1.1061715 | Thyrotropin-releasing hormone & Secretagogue |
| -1.1592169 | (Rhod)opsin |
| -1.1657703 | Platelet activating factor |
| -1.1860654 | Prostanoid |
| -1.2360785 | Cannabis |
| -1.3350189 | Lysosphingolipid & LPA (EDG) |
| -1.3386583 | Olfactory |