Task: Answer the MCQ question.
Question: Which drug exhibits a 1.276% hERG inhibition at a concentration of 10uM?
Constraint: You must select none, one or more options from a or b without using any other words.
Options:
(a) NC(=O)OCC(COC(N)=O)c1ccccc1
(b) COc1cc(OC)c(C2CC(=O)N3CN(c4ccccc4C)CSC3=C2C#N)cc1OC
Answer: b. COc1cc(OC)c(C2CC(=O)N3CN(c4ccccc4C)CSC3=C2C#N)cc1OC
{#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#}
COc1cc(OC)c(C2CC(=O)N3CN(c4ccccc4C)CSC3=C2C#N)cc1OC
COc1cc(OC)c(C2CC(=O)N3CN(c4ccccc4C)CSC3=C2C#N)cc1OC
3-(2-methylphenyl)-6-oxo-8-(2,4,5-trimethoxyphenyl)-2,4,7,8-tetrahydropyrido[2,1-b][1,3,5]thiadiazine-9-carbonitrile