COc1cc(C(CCN2CCCC(C)C2)c2c(OC)cc(OC)c3c(-c4ccccc4)cc(=O)oc23)cc(OC)c1OC
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?