Task: Answer the MCQ question.
Query: Which compound exhibits a 6.424\% 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 other words.
Options:
[a] O=C1c2cccc3cccc(c23)C(=O)N1OS(=O)(=O)c1ccccc1
[b] CCC(=O)N1CCN=C1SCc1c(F)cccc1Cl
[c] O=C(c1ccc(CNS(=O)(=O)c2ccccc2)cc1)N1CCN(Cc2ccccc2)CC1
[d] CC(=O)c1c(C)[nH]c(C(=O)OCc2ccccc2)c1C
Answer: d. CC(=O)c1c(C)[nH]c(C(=O)OCc2ccccc2)c1C
{#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)c1c(C)[nH]c(C(=O)OCc2ccccc2)c1C
CC(=O)c1c(C)[nH]c(C(=O)OCc2ccccc2)c1C
benzyl 4-acetyl-3,5-dimethyl-1H-pyrrole-2-carboxylate