Hexa His is an amino acid sequence consisting of 6 His residues in a row, it is also known as hexa histidine-tag, 6xHis-tag, and by the trademarked name His-tag. Hexa His Responsible for the degradation of GM2 gangliosides, and a variety of other molecules containing terminal N-acetyl hexosamines, in the brain and other tissues.

N-Isopropyl-N-Phenyl-1,4-Phenylenediamin is a rubber anti-aging agent.

Spirostan-3-ol is a stereoisomer of Sarsasapogenin (S142505), a steroid glycoside isolated from plant materials. A saponin with with potential anti-tumor activity via apoptosis.