| Ala | alanine |
| Bet | betaine |
| ChCl | choline chloride |
| EACl | ethyl ammonium chloride |
| EG | ethylene glycol |
| PG | propylene glycol |
| Glu | glucose |
| Gly | glycerol |
| Sor | sorbitol |
| AchE | acetylcholinesterase |
| BchE | butirylcholinesterase |
| LA | lactic acid |
| DMU | dimethylurea |
| TCA | trichloroacetic acid |
| MA | malonic acid |
| CA | citric acid |
| BA | benzoic acid |
| U | urea |
| L-TA | L-tartaric acid |