CCCCn1c(N)c(N(CC(C)C)C(=O)C2CCN(c3ncnc4sc(C)c(C)c34)CC2)c(=O)[nH]c1=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?