Task: Answer the multiple-choice question.
Query: Which drug has a -12.926% 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. CCCCOc1ccc(NC(=O)c2cc(F)c(F)cc2Cl)cc1
b. Cc1cccc(C)c1OCc1cc(C(=O)N2CCC[C@H]2C(N)=O)no1
c. N#Cc1cc(Oc2ccc3ccccc3c2)c(-n2nnc3ccccc32)cc1C#N
Answer: a. CCCCOc1ccc(NC(=O)c2cc(F)c(F)cc2Cl)cc1
{#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#}
CCCCOc1ccc(NC(=O)c2cc(F)c(F)cc2Cl)cc1
CCCCOc1ccc(NC(=O)c2cc(F)c(F)cc2Cl)cc1
N-(4-butoxyphenyl)-2-chloro-4,5-difluorobenzamide