| Cadaverine | Organic compounds | Organonitrogen compounds | Amines | Primary amines | Details |
| Oxalic acid | Organic compounds | Organic acids and derivatives | Carboxylic acids and derivatives | Dicarboxylic acids and derivatives | Details |
| Hydroquinone | Organic compounds | Benzenoids | Benzene and substituted derivatives | Phenols and derivatives | Details |
| D-Erythrose 4-phosphate | Organic compounds | Organooxygen compounds | Carbohydrates and carbohydrate conjugates | Monosaccharides | Details |
| Phenylethylamine | Organic compounds | Benzenoids | Benzene and substituted derivatives | Phenethylamines | Details |
| Thiamine monophosphate | Organic compounds | Organoheterocyclic compounds | Diazines | Pyrimidines and pyrimidine derivatives | Details |
| Cysteic acid | Organic compounds | Organic acids and derivatives | Carboxylic acids and derivatives | Amino acids, peptides, and analogues | Details |
| Nitrite | Inorganic compounds | Homogeneous non-metal compounds | Homogeneous other non-metal compounds | Not Available | Details |
| alpha-Ketoglutarate | Organic compounds | Organic acids and derivatives | Keto acids and derivatives | Gamma-keto acids and derivatives | Details |
| Hexanoyl-CoA | Organic compounds | Lipids and lipid-like molecules | Fatty Acyls | Fatty acyl thioesters | Details |
| Nitrate | Inorganic compounds | Homogeneous non-metal compounds | Non-metal oxoanionic compounds | Non-metal nitrates | Details |
| 5-Methylcytosine | Organic compounds | Organoheterocyclic compounds | Diazines | Pyrimidines and pyrimidine derivatives | Details |
| Sodium | Inorganic compounds | Homogeneous metal compounds | Homogeneous alkali metal compounds | Not Available | Details |
| O-Acetylserine | Organic compounds | Organic acids and derivatives | Carboxylic acids and derivatives | Amino acids, peptides, and analogues | Details |
| Malonic semialdehyde | Organic compounds | Organooxygen compounds | Carbonyl compounds | 1,3-dicarbonyl compounds | Details |
| Glycolic acid | Organic compounds | Organic acids and derivatives | Hydroxy acids and derivatives | Alpha hydroxy acids and derivatives | Details |
| Lactaldehyde | Organic compounds | Organooxygen compounds | Carbonyl compounds | Aldehydes | Details |
| Shikimic acid | Organic compounds | Organooxygen compounds | Alcohols and polyols | Cyclic alcohols and derivatives | Details |
| 2-Deoxyglucose | Organic compounds | Lipids and lipid-like molecules | Fatty Acyls | Fatty alcohols | Details |
| Heme | Organic compounds | Organoheterocyclic compounds | Tetrapyrroles and derivatives | Metallotetrapyrroles | Details |
| Deoxyribose | Organic compounds | Organooxygen compounds | Carbohydrates and carbohydrate conjugates | Monosaccharides | Details |
| Acetoin | Organic compounds | Organooxygen compounds | Carbonyl compounds | Acyloins | Details |
| UDP-N-Acetylmuraminate | Organic compounds | Nucleosides, nucleotides, and analogues | Pyrimidine nucleotides | Pyrimidine nucleotide sugars | Details |
| Hydrogen sulfide | Inorganic compounds | Homogeneous non-metal compounds | Homogeneous other non-metal compounds | Not Available | Details |
| Histidinol phosphate | Organic compounds | Organophosphorus compounds | Organic phosphoric acids and derivatives | Phosphate esters | Details |
| Selenocysteine | Organic compounds | Organic acids and derivatives | Carboxylic acids and derivatives | Amino acids, peptides, and analogues | Details |
| Bilirubin diglucuronide | Organic compounds | Organoheterocyclic compounds | Tetrapyrroles and derivatives | Bilirubins | Details |
| IDP | Organic compounds | Nucleosides, nucleotides, and analogues | Purine nucleotides | Purine ribonucleotides | Details |
| D-Glutamic acid | Organic compounds | Organic acids and derivatives | Carboxylic acids and derivatives | Amino acids, peptides, and analogues | Details |
| alpha-D-Glucose | Organic compounds | Organooxygen compounds | Carbohydrates and carbohydrate conjugates | Monosaccharides | Details |