Task: Answer the multiple-choice question.
Query: Which drug exhibits a 18.493% hERG inhibition at 10uM?
Constraint: You must select none, one or more options from a or b without using any other words.
Options:
(a) CC(=O)c1ccccn1
(b) COc1ccc(NC(=O)CSc2nc3c(c(=O)[nH]2)CCC3)cc1OC
Answer: a. CC(=O)c1ccccn1
{#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#}
CC(=O)c1ccccn1
CC(=O)c1ccccn1
1-pyridin-2-ylethanone