. . "Agent: Hunton & Williams LLP Intellectual Property Department20090018204 - Composition and method for enhancing hair growth: wherein y is 0 or 1, x is 0 or 1 and x and y are not both 1, Y is a radical selected from the group consisting of alkyl, halo, e.g. fluoro, chloro, etc., nitro, amino, thiol, hydroxy, alkyloxy, alkylcarboxy, halo substituted alkyl wherein the alkyl radical comprises from..." . . .