Task: Answer the multiple choice question.
Query: Which drug has a -5.219% hERG inhibition at a concentration of 10uM?
Constraint: You must select none, one or more options from a, b, or c without using any other words.
Options:
[a] CCn1c2ccccc2c2nnc(SCCCn3c(=O)[nH]c4ccccc43)nc21
[b] COC(=O)Cn1cnc2c(nnn2Cc2ccc(Cl)cc2)c1=O
[c] C#Cc1cccc(NC(=O)c2ccc(Cl)cc2Cl)c1
Answer: a. CCn1c2ccccc2c2nnc(SCCCn3c(=O)[nH]c4ccccc43)nc21
{#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#}
CCn1c2ccccc2c2nnc(SCCCn3c(=O)[nH]c4ccccc43)nc21
CCn1c2ccccc2c2nnc(SCCCn3c(=O)[nH]c4ccccc43)nc21
3-[3-[(5-ethyl-[1,2,4]triazino[5,6-b]indol-3-yl)sulfanyl]propyl]-1H-benzimidazol-2-one