[{"from": "human", "value": "Provide a brief overview of this molecule. [C][=C][Branch1][Ring1][C][=O][C@H1][C][C@@H1][Branch1][O][C][=Branch1][=Branch1][=C][Ring1][Branch1][C][=O][C][O][O][C][=Branch1][C][=O][/C][=C][\\C][=C][C][=C][Branch1][Branch1][C][=C][Ring1][=Branch1][O]"}, {"from": "gpt", "value": "The molecule is an iridoid monoterpenoid that is cyclopentene substituted by a formyl group at position 3, a hydroxymethyl group at position 2, 3-oxopropen-2yl group at position 4 and a cis-4-coumaroyloxy moiety at position 1 (the 1S,4R stereoisomer). Isolated from the leaves of Viburnum luzonicum, it exhibits antineoplastic activity. It has a role as a metabolite and an antineoplastic agent. It is an aldehyde, a cinnamate ester, an iridoid monoterpenoid and a member of phenols. It is functionally related to a cis-4-coumaric acid."}]