[{"from": "human", "value": "Could you provide a description of this molecule? [C][C][=C][Branch1][=Branch1][C][=C][O][Ring1][Branch1][C][=Branch1][C][=S][N][C][=C][C][=Branch1][=Branch2][=C][Branch1][Branch1][C][=C][Ring1][=Branch1][Cl][O][C][C][=C][Branch1][C][C][C]"}, {"from": "gpt", "value": "The molecule is a thiocarboxanilide non-nucleoside reverse transcriptase inhibitor. UC-781 is a potent inhibitor of reverse transcriptase-dependent pyrophosphorolysis, and purportedly restores the chain-terminating activity of zidovudine (AZT) against AZT-resistant virus."}]