Task: Answer the multiple-choice question.
Query: Which compound has a 16.501\% hERG inhibition at a concentration of 1uM?
Constraint: You must select none, one or more options from a, b, c, or d without using any additional words.
Options:
(a) Nc1cc(=O)[nH]n1C1CCN(c2ccccc2)CC1
(b) CC1=C(C(=O)c2ccccc2)C(c2ccc(O)cc2)NC(=S)N1
(c) Cn1c(/C(C#N)=C/c2ccncc2)nc2ccccc21
(d) O=C(CN1CCN(S(=O)(=O)c2ccccc2)CC1)Nc1ccnn1C1CCCC1
Answer: a. Nc1cc(=O)[nH]n1C1CCN(c2ccccc2)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#}
Nc1cc(=O)[nH]n1C1CCN(c2ccccc2)CC1
Nc1cc(=O)[nH]n1C1CCN(c2ccccc2)CC1
3-amino-2-(1-phenylpiperidin-4-yl)-1H-pyrazol-5-one