[{"from": "human", "value": "Generate a molecule based on the given description. The molecule is an isoflavone extract from soy, which is an inactive analog of the tyrosine kinase inhibitor genistein. It has antioxidant and phytoestrogenic properties. (NCI)"}, {"from": "gpt", "value": "[C][=C][C][=Branch2][Ring1][#Branch2][=C][C][=C][Ring1][=Branch1][C][=C][O][C][=C][Branch1][Branch1][C][Ring1][=Branch1][=O][C][=C][C][=Branch1][Ring2][=C][Ring1][Branch2][O][O]"}]