CC1=NN(c2ccc(C)cc2C)C(=O)C1C(c1cccc(O)c1)C1C(=O)N(c2ccc(C)cc2C)N=C1C
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?