COC(=O)c1ccc2c(=O)n(CC3CCCO3)c(SCC(=O)NCCc3ccc(S(N)(=O)=O)cc3)nc2c1
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?