O=C(COc1ccc(Cl)c(Cl)c1)Nc1ccc[n+](Cc2ccc(S(=O)(=O)F)c(Cl)c2)c1.[Br-]
Aromatic rings (also known as aromatic compounds or arenes) are hydrocarbons which contain benzene, or some other related ring structure. How many aromatic rings does the molecule contain?