COC(=O)c1ccc(NC(=O)COc2ccc(C3C(C#N)=C(N)Oc4c3ccc3ccccc43)cc2OC)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?