Palmitoyl CoA lithium (Palmitoyl coenzyme A lithium) is a major component of fatty acids involved in the carnitine shuttle system, beta-oxidation, and the tricarboxylic acid cycle, and can be used to study metabolic disorders in the body.

Tetrahydrofolic acid (5,6,7,8-tetrahydrofolic acid) is a vitamin B9 derivative that is a common one-carbon donor in organisms and is involved in growth and metabolism.

3,4,5-TrimethoxyphenyL, an intermediate metabolite of mescaline, is oxidized from the oxidation of 3,4,5-Trimethoxyphenylacetaldehyde by mouse hepatic microsomes.