Task: Answer the MCQ question.
Query: Which compound exhibits a 11.318% human ether-à-go-go related gene (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. CCOc1cc(C=O)c(Br)cc1OC1CCCC1
b. CCC(NC(=O)c1ccccc1NC(=O)c1ccccc1)C(=O)NNC(=O)CSc1nc2ccccc2o1
Answer: a. CCOc1cc(C=O)c(Br)cc1OC1CCCC1
{#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#}
CCOc1cc(C=O)c(Br)cc1OC1CCCC1
CCOc1cc(C=O)c(Br)cc1OC1CCCC1
2-bromo-4-cyclopentyloxy-5-ethoxybenzaldehyde