| Ketone | Organic compounds | Benzenoids | Benzene and substituted derivatives | Phenol ethers | Details |
| Secondary alcohol | Organic compounds | Organic acids and derivatives | Carboxylic acids and derivatives | Amino acids, peptides, and analogues | Details |
| tRNA(Ala) | Organic compounds | Organooxygen compounds | Carbohydrates and carbohydrate conjugates | Glycosyl compounds | Details |
| beta-Lactam | Organic compounds | Organooxygen compounds | Organic oxoanionic compounds | Organic nitrites | Details |
| L-Ornithine | Organic compounds | Organic acids and derivatives | Carboxylic acids and derivatives | Amino acids, peptides, and analogues | Details |
| Fe2+ | Inorganic compounds | Homogeneous metal compounds | Homogeneous transition metal compounds | Not Available | Details |
| L-Carnitine | Organic compounds | Lipids and lipid-like molecules | Fatty Acyls | Fatty acids and conjugates | Details |
| 4-Trimethylammoniobutanoyl-CoA | Organic compounds | Lipids and lipid-like molecules | Fatty Acyls | Fatty acyl thioesters | Details |
| dTDP-4-acetamido-4,6-dideoxy-alpha-D-galactose | Organic compounds | Nucleosides, nucleotides, and analogues | Pyrimidine nucleotides | Pyrimidine nucleotide sugars | Details |
| Aryl sulfate | Organic compounds | Benzenoids | Benzene and substituted derivatives | Phenylsulfates | Details |
| 2-Hydroxy-3-oxopropane-1-sulfonate | Organic compounds | Organic acids and derivatives | Organic sulfonic acids and derivatives | Organosulfonic acids and derivatives | Details |
| 6-Deoxy-6-sulfo-D-fructose 1-phosphate | Organic compounds | Organooxygen compounds | Carbohydrates and carbohydrate conjugates | Monosaccharides | Details |
| Sulfoquinovose | Organic compounds | Organooxygen compounds | Carbohydrates and carbohydrate conjugates | Monosaccharides | Details |
| 6-Deoxy-6-sulfo-D-fructose | Organic compounds | Organooxygen compounds | Carbohydrates and carbohydrate conjugates | Glycosyl compounds | Details |
| 2-Iminobutanoate | Organic compounds | Lipids and lipid-like molecules | Fatty Acyls | Fatty acids and conjugates | Details |
| Nickel(2+) | Inorganic compounds | Homogeneous metal compounds | Homogeneous transition metal compounds | Not Available | Details |
| Alkane-alpha,omega-diamine | Organic compounds | Organonitrogen compounds | Aminals | Not Available | Details |
| N-Acetyldiamine | Organic compounds | Organic acids and derivatives | Carboxylic acids and derivatives | Carboxylic acid derivatives | Details |
| 2-Iminopropanoate | Organic compounds | Organic acids and derivatives | Carboxylic acids and derivatives | Alpha-imino acid and derivatives | Details |
| alpha-Kdo-(2->4)-alpha-Kdo-(2->6)-[4-P-L-Ara4N]-lipid A | Organic compounds | Organooxygen compounds | Carbohydrates and carbohydrate conjugates | Aminosaccharides | Details |
| (9Z)-Hexadec-9-enoyl-KDO2-lipid IV(A) | Organic compounds | Organooxygen compounds | Carbohydrates and carbohydrate conjugates | Aminosaccharides | Details |
| Arsenate ion | Inorganic compounds | Mixed metal/non-metal compounds | Miscellaneous mixed metal/non-metals | Miscellaneous metallic oxoanionic compounds | Details |
| alpha-L-Fucopyranose | Organic compounds | Organooxygen compounds | Carbohydrates and carbohydrate conjugates | Monosaccharides | Details |
| beta-L-Fucopyranose | Organic compounds | Organooxygen compounds | Carbohydrates and carbohydrate conjugates | Monosaccharides | Details |
| 2,3-Diaminopropanoate | Organic compounds | Organic acids and derivatives | Carboxylic acids and derivatives | Amino acids, peptides, and analogues | Details |
| (6S)-6beta-Hydroxy-1,4,5,6-tetrahydronicotinamide-adenine dinucleotide phosphate | Organic compounds | Nucleosides, nucleotides, and analogues | Purine nucleotides | Purine nucleotide sugars | Details |
| Pyrimidine nucleoside | Organic compounds | Nucleosides, nucleotides, and analogues | Pyrimidine nucleosides | Not Available | Details |
| Semiquinone | Organic compounds | Organooxygen compounds | Carbonyl compounds | Ketones | Details |
| alpha-D-Glucopyranosyl-diphospho-ditrans,octacis-undecaprenol | Organic compounds | Lipids and lipid-like molecules | Prenol lipids | Polyprenols | Details |
| 4-(L-Alanin-3-yl)-2-hydroxy-cis,cis-muconate 6-semialdehyde | Organic compounds | Organic acids and derivatives | Carboxylic acids and derivatives | Amino acids, peptides, and analogues | Details |