| 2-hydroxyiminostilbene DBMET00684 |  | Not Available | Iminoquinone |  | Details |
| 2-hydroxyimipramine DBMET00254 |  | Not Available | 2-hydroxy-imipramine glucuronide |  | Details |
| 2-Hydroxynevirapine DBMET00075 |  | Not Available | 2-hydroxynevirapine glucuronide |  | Details |
| 2-methylamino-2-phenylbutan-1-ol DBMET01506 |  | Not Available | 2-amino-2-phenylbutan-1-ol |  | Details |
| 2-n-Propyl-4-oxopentanoic acid DBMET01107 |  | Not Available | 2-Propylsuccinic acid |  | Details |
| 2-Oxoclopidogrel DBMET00098 |  | Cytochrome P450 3A4 / Cytochrome P450 2B6 / Cytochrome P450 2C9 / Cytochrome P450 2C19 | Active Metabolite of Clopidogrel |  | Details |
| 2-Oxoticlopidine DBMET00092 |  | Not Available | Active metabolite of Ticlopidine |  | Details |
| 2-Phenyl-1,3-propanediol monocarbamate DBMET00282 |  | Alcohol dehydrogenase 1A | 3-Carbamoyl-2-phenylpropionaldehyde |  | Details |
| 2-phthalimidoglutaramic acid DBMET01116 |  | Not Available | 2-phthalimidoglutaric acid |  | Details |
| 2-phthalimidoglutaramic acid DBMET01116 | | Not Available | 2-(o-carboxybenzamido)glutaramic acid |  | Details |
| 20β-dihydro-prednisone (M-IV) DBMET02861 |  | Not Available | 17α,20ξ,21-trihydroxy-5ξ-pregn-1-en-3,11-dione(M-XVIII) |  | Details |
| 20β-dihydro-prednisone (M-IV) DBMET02861 | | Not Available | 17α,20ξ,21-trihydroxy-5ξ-pregn-1-en-3,11-dione(M-XVIII) | | Details |
| 20β-dihydro-prednisone (M-IV) DBMET02861 | | Not Available | 17α,20ξ,21-trihydroxy-5ξ-pregn-1-en-3,11-dione(M-XVIII) | | Details |
| 21-chloro-17-alpha-hydroxy-16-alpha-methyl-9-beta,11beta-oxidopregna-1,4-diene-3,20-dione 17-(2-furoate) DBMET02362 |  | Not Available | 21-chloro-17-alpha-hydroxy-16-alpha-methyl-9-beta,11-beta-oxidopregna-1,4-diene-3,20-dione |  | Details |
| 21-chloro-17-alpha-hydroxy-16-alpha-methyl-9-beta,11beta-oxidopregna-1,4-diene-3,20-dione 17-(2-furoate) DBMET02362 | | Not Available | 21-beta-chloro-21-alpha-hydroxy-16-alpha-methyl-9-beta,11-beta-oxidopregna-1,4,17,20-tetraen-3-one 21-(2-furoate |  | Details |
| 21-Deflazacort DBMET02573 |  | Cytochrome P450 3A4 | Deflazacort 6-beta-OH |  | Details |
| 22-hydroxy Intermediate Metabolite of Budesonide DBMET02912 |  | Not Available | 16alpha-butyrloxyprednisolone |  | Details |
| 25-hydroxyvitamin D DBMET02434 |  | 25-hydroxyvitamin D-1 alpha hydroxylase, mitochondrial / 1,25-dihydroxyvitamin D(3) 24-hydroxylase, mitochondrial | Calcitrol |  | Details |
| 25-Hydroxyvitamin D2-25-glucuronide DBMET00596 |  | 25-hydroxyvitamin D-1 alpha hydroxylase, mitochondrial | 25-Hydroxyvitamin D2 25-(beta-glucuronide) |  | Details |
| 2β-hydroxymedroxyprogesterone acetate (M-4) DBMET02811 |  | Cytochrome P450 3A4 | 2β-,6β-dihydroxymedroxyprogesterone acetate (M-1) |  | Details |
| 3'(S)-hydroxy-pravastatin DBMET02478 |  | Not Available | 3'(S)-hydroxy-pravastatin-tetranor |  | Details |
| 3'(S)-hydroxy-pravastatin-tetranor DBMET02476 | | Not Available | 3'(S)-hydroxy-pravastatin-tetranor glucuronide |  | Details |
| 3',4'-hydroxy diclofenac DBMET02608 |  | Catechol O-methyltransferase | 3'-hydroxy-4'-methoxy diclofenac |  | Details |
| 3'-Hydroxydiclofenac DBMET00146 |  | Cytochrome P450 2C9 | 3',4'-hydroxy diclofenac | | Details |
| 3'-Hydroxyhexobarbital DBMET00109 |  | Not Available | 3'-Oxohexobarbital |  | Details |
| 3'-Oxohexobarbital DBMET01214 | | Not Available | Hexobarbital glutathione conjugate derivative |  | Details |
| 3,4-Dihydroxyphenylacetaldehyde (DOPAL) DBMET02445 |  | Not Available | 3,4-dihydroxyphenylacetic acid (DOPAC) |  | Details |
| 3,4-Dihydroxyphenylacetaldehyde (DOPAL) DBMET02445 | | Not Available | 3,4-dihydroxyphenylethanol (DOPET) |  | Details |
| 3,4-dihydroxyphenylacetic acid (DOPAC) DBMET02446 | | Catechol O-methyltransferase | Homovanillic acid |  | Details |
| 3,4-Dihydroxyphenylacetone DBMET00637 |  | UDP-glucuronosyltransferases (UGTs) | 3,4-Dihydroxyphenylacetone glucuronide |  | Details |