Problem statement: Answer the multiple choice question.
Query: Which compound exhibits a -1.106\% 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] C=CC(=O)N1c2ccccc2Sc2ccc(NC(=O)OCC)cc21
[b] O=C(CN(c1ccccc1)S(=O)(=O)c1ccccc1[N+](=O)[O-])N1CCCC1
[c] CCc1ccccc1NC(=O)C1CCN(c2cnccn2)CC1
[d] CCOC(=O)c1cnc2ccc(C)cc2c1N(C)Cc1ccccc1
Answer: c. CCc1ccccc1NC(=O)C1CCN(c2cnccn2)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(c2cnccn2)CC1
CCc1ccccc1NC(=O)C1CCN(c2cnccn2)CC1
N-(2-ethylphenyl)-1-pyrazin-2-ylpiperidine-4-carboxamide