O=c1c(O)c(-c2ccc(O)c(O)c2)oc2c(OC[C@H]3O[C@@H](O)[C@@H](O)[C@H](O)[C@@H]3O)c(O)cc(O)c12
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?