COCCNC(=S)N(C)[C@H]1C[C@H]2c3cc(Oc4ccccc4C)ccc3CCN2C(=O)[C@H]1[C@H](C)O
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?