Task: Answer the MCQ question.
Question: Which drug has a 3.752\% hERG inhibition at 1uM?
Constraint: You must select none, one or more options from a, b, or c without using any other words.
Options:
(a) COC(CNC(=O)c1ccc(N2CCCC2=O)cc1)OC
(b) CCc1ccccc1NC(=O)C1CCN(C(=O)c2cccs2)CC1
(c) O=C(O)CCN=C1CCCc2ccccc2N1
Answer: b. CCc1ccccc1NC(=O)C1CCN(C(=O)c2cccs2)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#}
CCc1ccccc1NC(=O)C1CCN(C(=O)c2cccs2)CC1
CCc1ccccc1NC(=O)C1CCN(C(=O)c2cccs2)CC1
N-(2-ethylphenyl)-1-(thiophene-2-carbonyl)piperidine-4-carboxamide