Task: Answer the multiple-choice question.
Question: Which drug has a 0.271\% 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: O=C(Nc1cccc(Cl)c1)c1cc(-c2ccco2)on1
b: CN1CCN(S(=O)(=O)c2ccc(NC(=O)c3ccc(F)cc3)cc2)CC1
c: Cc1ccc(S(=O)(=O)N(C)C)cc1NC(=O)COC(=O)CSc1ccccc1
Answer: b. CN1CCN(S(=O)(=O)c2ccc(NC(=O)c3ccc(F)cc3)cc2)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#}
CN1CCN(S(=O)(=O)c2ccc(NC(=O)c3ccc(F)cc3)cc2)CC1
CN1CCN(S(=O)(=O)c2ccc(NC(=O)c3ccc(F)cc3)cc2)CC1
4-fluoro-N-[4-(4-methylpiperazin-1-yl)sulfonylphenyl]benzamide