CC(=O)[C@@H]1[C@@H]2[C@H]3CO[C@@H](O3)C(=O)[C@H]2[C@@H]2C=Cc3ccccc3N21
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?