O=S(=O)(c1ccccc1)[C@@]1(c2ccc(Br)cc2)C[C@@H]2ON=C(c3cccc(Br)c3)[C@@H]2C1
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?