SMILES: CC1=C(C(=O)C(=CC1=O)CC=C(C)C)C
Description: The molecule is a polyprenylbenzoquinone that is 2,3-dimethylbenzoquinone with a polyprenyl side chain at position 5. There are several naturally-occurring plastoquinones with side chains of different length (containing between 6 and 9 isoprene units).