Task: Answer the MCQ question.
Question: Which compound exhibits a 16.621\% hERG inhibition at 1uM?
Constraint: You must select none, one or more options from a or b without using any other words.
Options:
(a) COCc1cc(C)nc(OCC(=O)N/N=C/c2ccccc2O)c1C#N
(b) COc1ccccc1OCCNC(=O)c1cc(F)c(F)cc1Cl
Answer: a. COCc1cc(C)nc(OCC(=O)N/N=C/c2ccccc2O)c1C#N
{#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#}
COCc1cc(C)nc(OCC(=O)N/N=C/c2ccccc2O)c1C#N
COCc1cc(C)nc(OCC(=O)N/N=C/c2ccccc2O)c1C#N
2-[3-cyano-4-(methoxymethyl)-6-methylpyridin-2-yl]oxy-N-[(E)-(2-hydroxyphenyl)methylideneamino]acetamide