Task: Answer the MCQ question.
Question: Which compound has a -0.525% 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) COC(=O)c1cc(OC)nc2ccc(Br)cc12
b) Cc1ccc(S(=O)(=O)CC(=O)NC(C)c2ccccc2)cc1
Answer: a. COC(=O)c1cc(OC)nc2ccc(Br)cc12
{#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#}
COC(=O)c1cc(OC)nc2ccc(Br)cc12
COC(=O)c1cc(OC)nc2ccc(Br)cc12
methyl6-bromo-2-methoxyquinoline-4-carboxylate