GS-6620 PM is a derivative of GS-6620, an orally administered anti-hepatitis C virus polymerase inhibitor and a novel potent C-nucleoside adenine analogue monophosphate prodrug.

Heptadecanoic acid is a fatty acid of exogenous (primarily ruminant) origin. Many "odd" length long chain amino acids are derived from the consumption of dairy fats (milk and meat).

Argipressin is a peptide hormone with vasoconstrictive and antidiuretic activities that binds to the vascular arginine vasopressin receptor V1 with Kd values of 1.31 and 1.44 nM in A7r5 rat aortic smooth muscle cells and neonatal rat cardiomyocytes respectively.