COC(=O)[C@@]1(Cc2ccc(OC)cc2)[C@H]2c3cc(C(=O)N4CCCC4)n(CCn4cc([N+](=O)[O-])nc4C)c3C[C@H]2CN1C(=O)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?