Task: Answer the multiple-choice question.
Query: Which drug exhibits a 0.189\% hERG inhibition at 1uM?
Constraint: You must select none, one or more options from a, b, or c without using any additional words.
Options:
(a) CCOc1ccc(S(=O)(=O)NCC2CCCO2)cc1
(b) Nc1nc2ccc(Cl)cc2c2nc(-c3ccco3)nn12
(c) COc1ccccc1NC(=O)COc1ccc(Br)cc1CO
Answer: a. CCOc1ccc(S(=O)(=O)NCC2CCCO2)cc1
{#Task|Problem statement!}: Answer the {#multiple choice|multiple-choice|MCQ!} question.
{#Question|Query!}: Which {#compound|drug!} {#has|exhibits!} a {herg_central_at_1uM#}{herg_central_at_1uM__units} {herg_central_at_1uM__names__noun}?
Constraint: You must select none, one or more options from {%multiple_choice_enum%2-5%aA1} without using any {#other|additional!} words.
Options:
{SMILES%herg_central_at_1uM%}
Answer: {%multiple_choice_result}. {SMILES#}
CCOc1ccc(S(=O)(=O)NCC2CCCO2)cc1
CCOc1ccc(S(=O)(=O)NCC2CCCO2)cc1
[C][C][O][C][=C][C][=C][Branch1][P][S][=Branch1][C][=O][=Branch1][C][=O][N][C][C][C][C][C][O][Ring1][Branch1][C][=C][Ring1][S]
4-ethoxy-N-(oxolan-2-ylmethyl)benzenesulfonamide