Task: Answer the MCQ question.
Query: Which drug has a 6.690\% hERG inhibition at a concentration of 1uM?
Constraint: You must select none, one or more options from a or b without using any additional words.
Options:
(a) CCN(CC)S(=O)(=O)c1ccc(OC)c(NC(=O)c2cccc(C)c2[N+](=O)[O-])c1
(b) COc1ccc(NC(=O)c2ccccn2)cc1
Answer: b. COc1ccc(NC(=O)c2ccccn2)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#}
COc1ccc(NC(=O)c2ccccn2)cc1
COc1ccc(NC(=O)c2ccccn2)cc1
N-(4-methoxyphenyl)pyridine-2-carboxamide