Task: Answer the multiple-choice question.
Query: Which drug exhibits a -0.022% hERG inhibition at 10uM?
Constraint: You must select none, one or more options from a or b without using any other words.
Options:
[a] O=C1CCCCCN1Cc1ccccc1
[b] COc1ccc2c(c1)c(CC(=O)Nc1nnc(C3CC3)s1)c(C)n2C(=O)c1ccc(Cl)cc1
Answer: a. O=C1CCCCCN1Cc1ccccc1
{#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=C1CCCCCN1Cc1ccccc1
O=C1CCCCCN1Cc1ccccc1
1-benzylazepan-2-one