Cc1ccc(C(=O)Nc2ccc(CP(=O)(O)O)cc2CP(=O)(O)O)cc1NC(=O)Nc1cc(C(=O)Nc2ccc(CP(=O)(O)O)cc2CP(=O)(O)O)ccc1C
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?