A system and method for measuring and controlling stator winding temperature in an AC motor while idling is disclosed. The object is to make contact with the sweet spot portion center of the club head. The mode register set can be accessed in response to an address externally supplied when a mode set command is applied. The location of the telecoil of the THAD is determined with respect to a reference system and this telecoil location information is stored on the telecoil orientation tag as Telecoil Location Information and provided to the SHAD. A color adjustment is not performed in the non-adjustment region. In particular, the compounds according to the present invention show potent inhibition of the replication of the virus in combination with very low toxicity to the host cells.