Task: Answer the MCQ question.
Question: Which drug has a 8.014\% hERG inhibition at 1uM?
Constraint: You must select none, one or more options from a or b without using any additional words.
Options:
[a] CC(=O)CC(C)(C)n1nnc(-c2ccccc2)n1
[b] O=C(/C=C/c1ccc(O)cc1)c1c(O)cc(O)cc1O
Answer: a. CC(=O)CC(C)(C)n1nnc(-c2ccccc2)n1
{#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#}
CC(=O)CC(C)(C)n1nnc(-c2ccccc2)n1
CC(=O)CC(C)(C)n1nnc(-c2ccccc2)n1
4-methyl-4-(5-phenyltetrazol-2-yl)pentan-2-one