Quercetin is a polyphenolic flavonoid that was found in a wide variety of plant-based foods, such as apples, onions, berries, and red wine. It is used for their nervous system and anticancer effects.

Kitasamycin?(INN) is a macrolide antibiotic. It is produced by?Streptomyces kitasatoensis.

KB-74935 is an enzyme inhibitor and a mineralocorticoid receptor antagonist used to treat cholesterol, hypolipidemia, neurological disorders, and Alzheimer's disease.