1. 2-Hydroxyisovaleric Acid
2. 2-Hydroxyphenylacetic Acid
3. 2-Oxo-4-Methiolbutyric Acid
4. 2-Oxo-Glutaric Acid
5. 2-Oxoisocaproic Acid
6. 2-Oxoisovaleric Acid
7. 3-Hydroxy-3-Methylgl. Acid
8. 3-Hydroxybutyric Acid
9. 3-Indoleacetic Acid
10. 3-Methyl-2-Oxovaleric Acid
11. 3-Oxoglutaric Acid
12. 4-Hydroxybutyric Acid
13. 4-Hydroxyphenylacetic Acid
14. 4-Hydroxyphenyllactic Acid
15. 5-Hydroxyindoleacetic Acid
16. 5-Hydroxym.-2-Furoic Acid
17. Acetoacetic Acid
18. Aconitic Acid
19. Adipic Acid
20. Arabinose Acid
21. Carboxycitric Acid
22. Casieomorphine
23. Citramalic Acid
24. Dermomorphine
25. DHPPA Analog
26. Ethylmalonic Acid
27. Fumaric Acid
28. Furan-2,5-Dicarboxylic Acid
29. Furancarbonylglycine
30. Gluciomorphine
31. Glutamic Acid
32. Glutaric Acid
33. Glyceric Acid
34. Glycolic Acid
35. Homogentisic Acid
36. HVA
37. Hydroxyhippuric Acid
38. Hydroxyisocaproic Acid
39. Indole Like Compound
40. Kynurenic Acid
41. Malonic Acid
42. Mandelic Acid
43. Methylglutaric Acid
44. Methylmalonic Acid
45. Methylsuccinic Acid
46. N-Acetyl Aspartic Acid
47. Orotic Acid
48. Phenylcarboxylic Acid
49. Phenyllactic Acid
50. Phenylpyruvic Acid
51. Pyroglutamic Acid
52. Sebacic Acid
53. Suberic Acid
54. Tartaric Acid
55. VMA
56. VMA Analog