A liquid processing apparatus is capable of uniformly processing substrates by a liquid process. The apparatus comprises a lightweight inner platform rotating inside a lightweight, fixed, outer platform and uses translated power from the personal transportation vehicle as a motive force to turn the vehicle. The tooth portion includes a first end and an opposite second end and the yoke portion is formed at the first end of the tooth portion. Also disclosed are pharmaceutical preparations employing the disclosed analogs and methods of administering therapeutically effective amounts of the disclosed analogs to provide a physiological effect.