👉 The term "phenanthraquinone" refers to a type of drug known as phenytoin. It was developed by the pharmaceutical company Sanofi-Aventis and is used to treat epilepsy. The chemical structure of phenytoin includes two types of molecules, a benzyl group (B) and a keto group (C). The B molecule acts as an activating agent that binds to certain proteins in the brain, while the C molecule adds a carboxylic acid group to
