[{"from": "human", "value": "Based on the given information, design a molecule that meets the desired specifications. The molecule is an Estrogen Agonist/Antagonist. The mechanism of action of toremifene is as a Selective Estrogen Receptor Modulator."}, {"from": "gpt", "value": "[C][N][Branch1][C][C][C][C][O][C][=C][C][=C][Branch1][Branch1][C][=C][Ring1][=Branch1][/C][=Branch1][#C][=C][Branch1][Ring2][/C][C][Cl][\\C][=C][C][=C][C][=C][Ring1][=Branch1][/C][=C][C][=C][C][=C][Ring1][=Branch1]"}]