C=C1C(=O)[C@@]23CC[C@H]4[C@@]5(CCC[C@@]4(C)C(=O)O5)[C@@]2(C)CC[C@@H]1C3
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?