The invention also provides a process comprising the steps of: providing a solution of toluene and AgClO4 ; adding a heterocyclic monomer into the solution to precipitate a polycrystalline complex, such as a silver pyrrole complex, wherein the heterocyclic monomer is selected from {HEAD ~ the group} consisting of pyrrole, its substituted derivatives and {TAIL ~ combinations} thereof 
consisting of
The invention also provides a process comprising the steps of : providing a solution of toluene and AgClO4 ; adding a heterocyclic monomer into the solution to precipitate a polycrystalline complex , such as a silver pyrrole complex , wherein the heterocyclic monomer is selected from { HEAD ~ the group } consisting of pyrrole , its substituted derivatives and { TAIL ~ combinations } thereof
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