Task: Answer the MCQ question.
Query: Which compound exhibits a 13.529\% 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) COc1ccccc1N1CCN(Cc2cc(=O)n3ccsc3n2)CC1
(b) COc1cc(/C=C2\SC(=O)NC2=O)ccc1Oc1ccc([N+](=O)[O-])cn1
(c) COCCCn1c(=NC(C)=O)c(C#N)cc2c(=O)n3cccc(C)c3nc21
Answer: a. COc1ccccc1N1CCN(Cc2cc(=O)n3ccsc3n2)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#}
COc1ccccc1N1CCN(Cc2cc(=O)n3ccsc3n2)CC1
COc1ccccc1N1CCN(Cc2cc(=O)n3ccsc3n2)CC1
7-[[4-(2-methoxyphenyl)piperazin-1-yl]methyl]-[1,3]thiazolo[3,2-a]pyrimidin-5-one