Problem statement: Answer the multiple-choice question.
Question: Which drug has a 0.462\% hERG inhibition at a concentration of 1uM?
Constraint: You must select none, one or more options from a or b without using any other words.
Options:
[a] CC(=O)c1cc(C#N)c(SCC(=O)O)nc1C
[b] CC(=O)Nc1ccc(C(=O)NN2C(=O)c3ccccc3C2=O)cc1
Answer: a. CC(=O)c1cc(C#N)c(SCC(=O)O)nc1C
{#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#}
CC(=O)c1cc(C#N)c(SCC(=O)O)nc1C
CC(=O)c1cc(C#N)c(SCC(=O)O)nc1C
2-(5-acetyl-3-cyano-6-methylpyridin-2-yl)sulfanylacetic acid