#Ivermectin (#C48H74O14), a widely used medication, treats #parasitic infections in humans and animals. Its molecular structure comprises a macrocyclic lactone ring and disaccharide side chains. Functional groups include a lactone (-C(=O)O-) and sugar moieties. Carbon atoms in the lactone ring are sp3 hybridized, while those in the sugar moieties are sp2 hybridized.