CC(C)CC(NC(=O)C(Cc1ccccc1)NC(=O)C(COCc1ccccc1)NC(=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?