Task: Answer the MCQ question.
Question: Which drug has a 4.377\% hERG inhibition at 1uM?
Constraint: You must select none, one or more options from a or b without using any additional words.
Options:
a: CCOC(=O)n1c(=O)n(Cc2c(Cl)cccc2Cl)c2ccccc21
b: Cc1cc(=O)n2c3ccccc3n(CC(O)CN3CCCC3)c2c1C#N
Answer: a. CCOC(=O)n1c(=O)n(Cc2c(Cl)cccc2Cl)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#}
CCOC(=O)n1c(=O)n(Cc2c(Cl)cccc2Cl)c2ccccc21
CCOC(=O)n1c(=O)n(Cc2c(Cl)cccc2Cl)c2ccccc21
ethyl 3-[(2,6-dichlorophenyl)methyl]-2-oxobenzimidazole-1-carboxylate