Problem statement: Answer the MCQ question.
Query: Which drug has a -17.454% hERG inhibition at a concentration of 10uM?
Constraint: You must select none, one or more options from a, b, or c without using any additional words.
Options:
[a] COc1ccc(-c2[nH]c(-c3ccc(SC)cc3)nc2SCC(=O)Nc2nccs2)cc1
[b] CCCCC(=O)Nc1cnc(NC(=O)c2cccs2)cc1C
[c] Cn1c(=O)[nH]c(=O)c2c1nc1n2CCCN1CCc1ccccc1
Answer: b. CCCCC(=O)Nc1cnc(NC(=O)c2cccs2)cc1C
{#Task|Problem statement!}: Answer the {#multiple choice|multiple-choice|MCQ!} question.
{#Question|Query!}: Which {#compound|drug!} {#has|exhibits!} a {herg_central_at_10uM#}{herg_central_at_10uM__units} {herg_central_at_10uM__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_10uM%}
Answer: {%multiple_choice_result}. {SMILES#}
CCCCC(=O)Nc1cnc(NC(=O)c2cccs2)cc1C
CCCCC(=O)Nc1cnc(NC(=O)c2cccs2)cc1C
N-[4-methyl-5-(pentanoylamino)pyridin-2-yl]thiophene-2-carboxamide