CC1Cc2cc(C(=O)C3=C(O)C(=O)N(CCN4CCOCC4)C3c3ccc(N(C)C)cc3)ccc2O1
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?