A system of interlinked gaming machines or consoles. The composition has utility as a pharmaceutical formulation for treating diseases such as diabetes, cancers, and obesity but is not limited to such diseases or conditions. 5,f is in the range from 1 to 28,and wherein compound of the general formula has a BET surface area in the range from 1 to 300 m2g. In one form, the assembly defines a closed-loop system such that the air or other gas already present in the container may be introduced selectively, while in another form, the assembly defines an open-loop system that retrieves air from a local external environment.