C[C@@H]1ON(C)[C@H]2C[C@H]3c4[nH]c5ccc(-c6ccc7c(c6)OCO7)cc5c4CCN3C(=O)[C@@H]12
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?