CCOC(=O)c1c(-c2ccc(OC)c(O)c2)c(C#N)c(=S)n(C2OC(CO)C(O)C(O)C2O)c1-c1ccccc1
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?