CC(C)[C@@H]1CN=C(N)N1C[C@@H]1CCCN1C[C@H](C)N1C[C@@H](Cc2ccccc2)N(CCc2ccc(Cl)c(Cl)c2)C1=N
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?