Cc1cc(OCC(=O)N[C@@H](Cc2c[nH]c3ccccc23)C(=O)O)c2c(C)c(C)c(=O)oc2c1
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?