CCN(CC(=O)Nc1ccc(NC(C)=O)cc1)C(=O)c1cc([N+](=O)[O-])ccc1Sc1ccc(Cl)cc1
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?