Problem statement: Answer the multiple choice question.
Question: Which compound exhibits a 7.886% 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: NC(=S)Nc1cccc2[nH]ccc12
b: O=C(O)C1C2C=CC3(CN(c4cccc(C(F)(F)F)c4)C(=O)C13)O2
Answer: a. NC(=S)Nc1cccc2[nH]ccc12
{#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#}
NC(=S)Nc1cccc2[nH]ccc12
NC(=S)Nc1cccc2[nH]ccc12
1-(1H-indol-4-yl)thiourea