Task: Answer the multiple choice question.
Question: Which drug has a 10.983\% hERG inhibition at a concentration of 1uM?
Constraint: You must select none, one or more options from a or b without using any other words.
Options:
(a) COc1ccccc1OCCn1c(C)c(C=O)c2ccccc21
(b) O=C(CCCCCNc1nc(=S)[nH]c2ccccc12)N1CCN(c2ccccn2)CC1
Answer: a. COc1ccccc1OCCn1c(C)c(C=O)c2ccccc21
{#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#}
COc1ccccc1OCCn1c(C)c(C=O)c2ccccc21
COc1ccccc1OCCn1c(C)c(C=O)c2ccccc21
1-[2-(2-methoxyphenoxy)ethyl]-2-methylindole-3-carbaldehyde