CN(CCCNC(=O)c1n[nH]c2c1ccc1ccccc12)CCCNC(=O)c1n[nH]c2c1ccc1ccccc12
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?