COc1ccc(OC)c(-c2nc(C(N)=O)c3c(n2)n(-c2ccc4c(c2)OCO4)c(=O)n3C)c1
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?