#Aprepitant (#C23H21F7N4O3), commonly prescribed to #prevent chemotherapy-induced nausea and vomiting, has a molecular structure comprised of a central piperidine ring with fluorinated aromatic rings. Functional groups include a piperidine and a triazole. The carbon atoms in the piperidine ring are sp3 hybridized, while those in the aromatic rings are sp2 hybridized.