SMILES: COC1=C(C=C(C=C1)C[C@H]2COC([C@@H]2CC3=CC4=C(C=C3)OCO4)O)OC
Description: The molecule is a lignan that consists of tetrahydrofuran-2-ol substituted by a 1,3-benzodioxol-5-ylmethyl group at positions 3 and a 3,4-dimethoxybenzyl group at position 4 (the 3R,4R stereoisomer). It is isolated from the leaves of Piper nigrum and exhibts histamine release inhibitory activity. It has a role as a histamine antagonist and a plant metabolite. It is a member of benzodioxoles, a cyclic acetal, a lactol, a lignan and a secondary alcohol.