COc1ccc(C2C(C#N)=C(N)N(c3cccnc3)C3=C2C(=O)CCC3)cc1Cn1cc([N+](=O)[O-])cn1
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?