A compound comprising (I) or a pharmaceutically acceptable salt or a prodrugthereof is disclosed herein. Y and R are described in detail herein. Acompound having an .omega. chain comprising (II) or a derivative thereof, or apharmaceutically acceptable salt or a prodrug thereof, is disclosed.Derivatives, salts and prodrugs are identified and described in detail.Methods of treating certain conditions or diseases, and compositions andmedicaments related thereto are also contemplated.
