[{"from": "human", "value": "What can you tell me about this molecule? [C][C][C][Branch1][Ring1][C][C][O][C@@H1][C][=C][Branch1][#C][C][C@@H1][Branch1][#Branch2][C@H1][Ring1][=Branch1][N][C][=Branch1][C][=O][C][N][C][=Branch1][C][=O][O][C][C]"}, {"from": "gpt", "value": "The molecule is a synthetic derivative prodrug of ethyl ester with antiviral activity. Osetamivir blocks neuraminidases on the surfaces of influenza viruses, interfering with host cell release of complete viral particles."}]