CCOC(=O)c1sc2c(c1OC(=O)c1ccc(Cl)cc1Cl)c(=O)n(-c1ccccc1)c(=S)n2-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?