Task: Answer the multiple choice question.
Query: Which drug has a -21.010% hERG inhibition at 10uM?
Constraint: You must select none, one or more options from a or b without using any additional words.
Options:
a.) O=C(O)C1CCN(Cc2cnn(-c3ccccc3)c2-n2cccc2)CC1
b.) CCOc1ccc(-c2nn3c(-c4ccc(F)cc4)nnc3s2)cc1
Answer: a. O=C(O)C1CCN(Cc2cnn(-c3ccccc3)c2-n2cccc2)CC1
{#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#}
O=C(O)C1CCN(Cc2cnn(-c3ccccc3)c2-n2cccc2)CC1
O=C(O)C1CCN(Cc2cnn(-c3ccccc3)c2-n2cccc2)CC1
1-[(1-phenyl-5-pyrrol-1-ylpyrazol-4-yl)methyl]piperidine-4-carboxylic acid