COc1cccc(-c2[nH]c3c(c2-c2c(-n4cccc4)n(C)c(=O)[nH]c2=O)c(=O)[nH]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?