Task: Answer the multiple-choice question.
Question: Which compound exhibits a 18.524\% hERG inhibition at 1uM?
Constraint: You must select none, one or more options from a or b without using any additional words.
Options:
a: CCOc1ccc(-c2nnn(CC(=O)Nc3cc(OC)cc(OC)c3)n2)cc1OCC
b: CCn1c(NC(=O)c2ccccc2)c(-c2cccs2)c(=O)c2ccccc21
Answer: a. CCOc1ccc(-c2nnn(CC(=O)Nc3cc(OC)cc(OC)c3)n2)cc1OCC
{#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#}
CCOc1ccc(-c2nnn(CC(=O)Nc3cc(OC)cc(OC)c3)n2)cc1OCC
CCOc1ccc(-c2nnn(CC(=O)Nc3cc(OC)cc(OC)c3)n2)cc1OCC
2-[5-(3,4-diethoxyphenyl)tetrazol-2-yl]-N-(3,5-dimethoxyphenyl)acetamide