CN(C)c1ccc(O)c2c1CC1CC3[C@@H](N(C)C)C(=O)C(C(N)=O)C(=O)[C@]3(O)C(=O)C1C2=O.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?