Cc1ccc(C)c(-c2nn(-c3cc(N4CCN(CCO)CC4)ccc3[N+](=O)[O-])c(=O)c3ccccc23)c1
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?