The invention is directed to N-substituted tricyclic 3-AMINOPYRAZOLE derivatives, which are useful as inhibitors of platelet-derived growth factor receptor kinase, and methods for the preparation of said derivatives. The solid propellant gas generator includes a cooling system for cooling the flowing mixture. Each of the female housings 20 has cavities 21 arranged at a predetermined pitch d. A damage imparted to an enemy character varies depending on weapons that the player characters use.