CCCCCCCCC/C=C/C=C/C(=O)NCC(=O)NC1C(O)C(O)C(Nc2ncnc3[nH]cnc23)OC1C(O)CO
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?