Task: Answer the multiple-choice question.
Query: Which compound exhibits a 15.638\% hERG inhibition at a concentration of 1uM?
Constraint: You must select none, one or more options from a or b without using any other words.
Options:
[a] CC(C)c1ccc(NC2CCN(C(=O)OC(C)(C)C)CC2)cc1
[b] CN(C)S(=O)(=O)c1ccc(Nc2cccc(C(F)(F)F)c2)nc1
Answer: b. CN(C)S(=O)(=O)c1ccc(Nc2cccc(C(F)(F)F)c2)nc1
{#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#}
CN(C)S(=O)(=O)c1ccc(Nc2cccc(C(F)(F)F)c2)nc1
CN(C)S(=O)(=O)c1ccc(Nc2cccc(C(F)(F)F)c2)nc1
N,N-dimethyl-6-[3-(trifluoromethyl)anilino]pyridine-3-sulfonamide