[{"from": "human", "value": "Use the given information to create a molecule that fulfills the desired purpose. The molecule is the parenterally-administered synthetic valerate ester of estradiol, a steroid sex hormone vital to the maintenance of fertility and secondary sexual characteristics in females.  As the primary, most potent estrogen hormone produced by the ovaries, estradiol binds to and activates specific nuclear receptors.  This agent exhibits mild anabolic and metabolic properties, and increases blood coagulability. (NCI04)"}, {"from": "gpt", "value": "[C][C][C][C][C][=Branch1][C][=O][O][C@H1][C][C][C@@H1][C@@][Ring1][Branch1][Branch2][Ring1][=Branch1][C][C][C@H1][C@H1][Ring1][=Branch1][C][C][C][=C][Ring1][=Branch1][C][=C][C][=Branch1][Ring2][=C][Ring1][=Branch1][O][C]"}]