Disclosed herein is an intelligent channel selection apparatus and method against various interferers in wireless communication systems, and a receiver using the same. The present invention also provides methods of using phenylcycloalkylmethylamine derivatives and compositions of phenylcycloalkylmethylamine derivatives. A pair of terrace sections is located on top of the semiconductor laminated structure. The method further may comprise allowing the cement composition to set in the subterranean formation.