[{"from": "human", "value": "Could you provide a description of this molecule? [C][C][Branch1][C][C][Branch1][Ring1][C][#N][C][=C][C][=Branch1][S][=C][C][=Branch1][Ring2][=C][Ring1][=Branch1][C][N][C][=N][C][=N][Ring1][Branch1][C][Branch1][C][C][Branch1][C][C][C][#N]"}, {"from": "gpt", "value": "The molecule is a nonsteroidal inhibitor of aromatase which effectively blocks estrogen synthesis in postmenopausal women and is used as therapy of estrogen receptor positive breast cancer. Anastrozole has been associated with a low rate of serum enzyme elevations during therapy and rare instances of clinically apparent liver injury."}]