COC(=O)C(C(=O)C(=O)Nc1ccc(C(F)(F)F)cc1[N+](=O)[O-])c1csc(-n2nc(-c3ccccc3)cc2-c2ccccc2)n1
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?