Task: Answer the MCQ question.
Question: Which compound has a -21.966% hERG inhibition at a concentration of 10uM?
Constraint: You must select none, one or more options from a or b without using any other words.
Options:
a.) CC(=O)c1ccc(NC(=S)NCCCn2ccnc2)cc1
b.) CC1CCN(C(=O)Cn2nnnc2CN2CCOCC2)CC1
Answer: b. CC1CCN(C(=O)Cn2nnnc2CN2CCOCC2)CC1
{#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#}
CC1CCN(C(=O)Cn2nnnc2CN2CCOCC2)CC1
CC1CCN(C(=O)Cn2nnnc2CN2CCOCC2)CC1
1-(4-methylpiperidin-1-yl)-2-[5-(morpholin-4-ylmethyl)tetrazol-1-yl]ethanone