NCC(O)CNCC/C=C\C/C=C\C/C=C\C/C=C\C/C=C\C/C=C\CCCCC/C=C\CCNCC(O)CN
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?