COC(=O)C1=C(c2cc(OC)c(OC)c(OC)c2)OC(c2cc(OC)c(OC)c(OC)c2)C1COC(C)=O
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?