Task: Answer the MCQ question.
Query: Which compound has a 12.741% hERG inhibition at a concentration of 10uM?
Constraint: You must select none, one or more options from a or b without using any additional words.
Options:
a.) O=C(NNC(=S)NC1CCCCC1)c1ccccc1Br
b.) CSCC[C@H](NC(=O)Nc1ccc(S(N)(=O)=O)cc1)C(=O)O
Answer: a. O=C(NNC(=S)NC1CCCCC1)c1ccccc1Br
{#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#}
O=C(NNC(=S)NC1CCCCC1)c1ccccc1Br
O=C(NNC(=S)NC1CCCCC1)c1ccccc1Br
1-[(2-bromobenzoyl)amino]-3-cyclohexylthiourea