COC(=O)[C@@H]1Cc2cc(O)c(O)cc2C2(CCN(C)CC2)O1.Cc1ccc(S(=O)(=O)O)cc1
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?