Chemically speaking, this molecule is "midway" involving Sorbitan Oleate and Sorbitan Trioleate, this means that it's also an attachment of sorbitan (a dehydrated sorbitol (sugar) molecule) with the unsaturated fatty acid Oleic Acid, but inside a ratio of 2:3 for this reason the "Sesqui" component while in the molecule's name. When Farmacy claims