Br.Cc1c(F)c(N)c2c(=O)cc(-c3ccc(NC(=O)C(N)CCCNC(=N)N)c(F)c3)oc2c1F
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?