C[C@H](O)[C@@H]1CN2CCc3c([nH]c4ccc(-c5ccc6c(c5)OCO6)cc34)[C@@H]2C[C@@H]1N(C)C(=O)Nc1cc(Cl)cc(Cl)c1
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?