CC(C)(O)C#Cc1cccc(-c2nc(C(=O)NCCCN3CCOCC3)cc3c2[C@H](CCO)N([S+]([O-])C(C)(C)C)C3)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?