SMILES: CC1=C(C(=O)C2=CC=CC=C2C1=O)C/C=C(\\C)/CC/C=C(\\C)/CC/C=C(\\C)/CCC=C(C)C
Description: The molecule is a menaquinone whose side-chain contains 4 isoprene units in an all-trans-configuration. It has a role as a bone density conservation agent and a human metabolite.