CCN(CCCNC(=O)c1nn(-c2ccc(OC)c(Cl)c2)c(=O)c2c1c1ccccc1n2C)c1ccccc1
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?