COC(=O)[C@H](COC(C)(C)C)NC(=O)O[C@@H]1Cc2cc(Br)ccc2O[C@H]1c1cccc(OC)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?