CCC[C@H]1C[C@H](C(=O)NC(C(C)Cl)C2O[C@@H](SC)C(OP(=O)(O)O)[C@@H](O)[C@@H]2O)N(C)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?