Task: Answer the MCQ question.
Question: Which compound has a 12.840\% hERG inhibition at 1uM?
Constraint: You must select none, one or more options from a, b, c, or d without using any additional words.
Options:
(a) O=C(CCc1ccccc1)N/N=C\c1cc2c(cc1Br)OCO2
(b) CC(=O)c1ccc(NC(=O)Cc2cccs2)cc1
(c) O=C(c1cc(COc2ccc(F)c(F)c2)on1)N1CCN(C2CCCCC2)C(=O)C1
(d) Cc1cccc(C(=O)NC(C)C(=O)NC(c2nc3ccccc3[nH]2)C(C)C)c1
Answer: b. CC(=O)c1ccc(NC(=O)Cc2cccs2)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#}
CC(=O)c1ccc(NC(=O)Cc2cccs2)cc1
CC(=O)c1ccc(NC(=O)Cc2cccs2)cc1
N-(4-acetylphenyl)-2-thiophen-2-ylacetamide