COC(=O)[C@@H](NC(=O)N(CCC#N)CCCN(C(=O)N[C@H](Cc1ccccc1)C(=O)OC)c1ccccc1)C(C)C
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?