COc1cc2cc(C(=O)N3CC(CCl)c4ccc([N+](C)(C)Cc5ccccc5[N+](=O)[O-])cc43)[nH]c2c(OC)c1OC.[Cl-]
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?