Task: Answer the multiple-choice question.
Question: Which compound has a 1.556\% 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] Cc1c(CN2CCCC(C(=O)c3cccc(Cl)c3)C2)c(=O)n(-c2ccccc2)n1C
[b] COc1ccc(Nc2oc(-c3ccccc3F)nc2C#N)cc1
[c] COc1ccc(/C=C2\Sc3ccc(C(=O)N4CCOCC4)cc3N(C)C2=O)cc1
Answer: a. Cc1c(CN2CCCC(C(=O)c3cccc(Cl)c3)C2)c(=O)n(-c2ccccc2)n1C
{#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#}
Cc1c(CN2CCCC(C(=O)c3cccc(Cl)c3)C2)c(=O)n(-c2ccccc2)n1C
Cc1c(CN2CCCC(C(=O)c3cccc(Cl)c3)C2)c(=O)n(-c2ccccc2)n1C
4-[[3-(3-chlorobenzoyl)piperidin-1-yl]methyl]-1,5-dimethyl-2-phenylpyrazol-3-one