[{"from": "human", "value": "Provide a brief overview of this molecule. [C][N][C][C][C][=Branch2][Ring1][=Branch1][=C][C][=C][C][=C][C][=C][Ring1][=Branch1][C][=C][C][=C][C][=C][C][=C][Ring1][=Branch1][Ring1][#C][C][C][Ring2][Ring1][Branch1]"}, {"from": "gpt", "value": "The molecule is a first generation antihistamine used in the treatment of allergic rhinitis and urticaria and as an appetite stimulant. Cyproheptadine has been linked to rare instances of clinically apparent liver injury."}]