N#Cc1c(N2C(=O)[C@@H]3C(CC(N)=O)NC4(C(=O)Nc5ccc(Cl)cc54)[C@@H]3C2=O)sc2c1CCCC2
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?