COc1ccc(C2C(C#N)=C(S)N(C3OC(CO)C(O)C(O)C3O)C(C)=C2C(C)=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?