CC(C)C[C@H](NC(=O)c1[nH]cnc1C(=O)N[C@@H](Cc1ccccc1)C(=O)OC(C)(C)C)C(=O)OCc1ccccc1
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?