Problem statement: Answer the MCQ question.
Question: Which compound exhibits a 11.268\% hERG inhibition at a concentration of 1uM?
Constraint: You must select none, one or more options from a or b without using any additional words.
Options:
a O=C(O)/C=C/C(=O)Nc1ccc(OCc2ccccc2)cc1
b O=C(CSc1nnnn1C1CCCC1)Nc1ccc2c(c1)OCO2
Answer: a. O=C(O)/C=C/C(=O)Nc1ccc(OCc2ccccc2)cc1
{#Task|Problem statement!}: Answer the {#multiple choice|multiple-choice|MCQ!} question.
{#Question|Query!}: Which {#compound|drug!} {#has|exhibits!} a {herg_central_at_1uM#}{herg_central_at_1uM__units} {herg_central_at_1uM__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_1uM%}
Answer: {%multiple_choice_result}. {SMILES#}
(E)-4-oxo-4-(4-phenylmethoxyanilino)but-2-enoic acid