[{"from": "human", "value": "Describe this molecule. [C][O][C][=C][C][=C][Branch1][Branch1][C][=C][Ring1][=Branch1][C][C][O][C][=C][Branch1][#Branch1][C][Ring1][=Branch1][O][Ring1][O][C][=C][C][=Branch1][Ring2][=C][Ring1][Branch2][O]"}, {"from": "gpt", "value": "The molecule is a member of the class of pterocarpans that is 3-hydroxyptercarpan with a methoxy substituent at position 9. It has a role as a phytoalexin."}]