[{"from": "human", "value": "What can you tell me about this molecule? [C][C][O][C][=Branch1][C][=O][N][C][=N][C][=Branch2][Ring1][O][=C][C][=Branch1][Ring2][=C][Ring1][=Branch1][N][C@H1][Branch1][#C][C][=Branch1][Ring2][=N][Ring1][#Branch1][C][=C][C][=C][C][=C][Ring1][=Branch1][C][N].[C][Branch1][#Branch2][C][S][=Branch1][C][=O][=Branch1][C][=O][O][O]"}, {"from": "gpt", "value": "The molecule is the isethionate salt of mivobulin, a synthetic colchicine analogue with potential antineoplastic activity. Mivobulin isethionate binds to tubulin, thereby inhibiting microtubule polymerization and mitosis."}]