CCOC(=O)C1(CC)NC(c2ccc(OC)c(OC)c2)C2C(=O)N(c3cccc(C(C)=O)c3)C(=O)C21
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?