Task: Answer the MCQ question.
Question: Which compound exhibits a 0.939\% hERG inhibition at a concentration of 1uM?
Constraint: You must select none, one or more options from a, b, or c without using any other words.
Options:
(a) COc1ccc(CN(C(=O)c2ccc3c(c2)OCCO3)C(C(=O)NC2CCCCC2)c2ccc3ncccc3c2)cc1
(b) Cc1cccn2c(=O)c3cc(C#N)c(=O)n(-c4c(C)n(C)n(-c5ccccc5)c4=O)c3nc12
(c) O=C(O)c1cccc2c1NC(C(=O)O)C1CC(Sc3ccccc3[N+](=O)[O-])C(Cl)C21
Answer: a. COc1ccc(CN(C(=O)c2ccc3c(c2)OCCO3)C(C(=O)NC2CCCCC2)c2ccc3ncccc3c2)cc1
{#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#}
N-[2-(cyclohexylamino)-2-oxo-1-quinolin-6-ylethyl]-N-[(4-methoxyphenyl)methyl]-2,3-dihydro-1,4-benzodioxine-6-carboxamide