CCCCCCn1nc(C(=O)N(CC(C)C)c2c(N)n(CCCC)c(=O)[nH]c2=O)c2ccccc2c1=O
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?