COC(=O)/C=C(/C=C1/C(C#N)=C(N)N(c2ccc(Cl)cc2)C1(C)/C(=C/C(=O)OC)C(=O)OC)C(=O)OC
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?