In the provision of a toner cartridge memory for detecting a toner cartridge information item, it is considered to shield a readwrite circuit substrate from the outside. An anchor formed of generally flexible, elastomeric material is used to mount the catheter to the outer surface of the skull of the patient. Optionally, the apparatus can include a heating device for heating the catalyst bed and a polishing unit for removing impurities from the reformate. An occlusion adjustment knob for adjusting a radial position of the first and second roller slides and a magnetic detent assembly for providing an audible indicator as the occlusion adjustment knob is rotated. Methods of using compounds of Formula I for in vitro, in situ, and in vivo diagnosis, and treatment of such disorders in mammalian cells, or associated pathological conditions, are disclosed. The present process uses by-product olefins and alkanes to produce an alkylate for use in gasoline blending.