Molecule 03 is the ultimate vetiver. The aroma-chemical in Molecule 03 is vetiveryle acetate, a stark, clinical name for a vetiver note which is celebrated in its purest form in this fragrance. Amazingly, this single note runs the gamut of all aspects of vetiver. Anodized aluminium case with 30ml refill Escentric Molecules Women's Molecule 03 30mL with Case A great designer gift. Shop Escentric Molecules at Barneys New York.