[{"from": "human", "value": "Provide a description of this molecule. [C][C][=C][Branch2][Ring2][#Branch1][N][Branch1][=C][C][=C][Ring1][Branch1][C][=C][Branch1][Branch1][C][=C][Ring1][=Branch1][O][C][C][=C][C][=C][Branch1][Branch1][C][=C][Ring1][=Branch1][O][C][C][N][C][C][C][C][C][Ring1][=Branch1][C][=C][C][=C][Branch1][Branch1][C][=C][Ring1][=Branch1][O]"}, {"from": "gpt", "value": "The molecule is a estrogen receptor modulator being evaluated for the treatment of breast cancer. Pipendoxifene is a new 2-phenyl indole selective estrogen receptor modulators (SERM )that exhibits an excellent preclinical pharmacological profile and was selected for further development as a treatment for metastatic breast cancer."}]