Task: Answer the MCQ question.
Query: Which drug exhibits a 12.879\% 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.) C=CCn1cnc2c(NCc3ccccc3)ncnc21
b.) Cc1cc(C)n2c(=S)[nH]nc2n1
c.) CC(C)n1c(=O)c(C=Nc2cccc([N+](=O)[O-])c2)c(O)n(CCc2ccccc2)c1=O
Answer: b. Cc1cc(C)n2c(=S)[nH]nc2n1
{#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#}
Cc1cc(C)n2c(=S)[nH]nc2n1
Cc1cc(C)n2c(=S)[nH]nc2n1
5,7-dimethyl-2H-[1,2,4]triazolo[4,3-a]pyrimidine-3-thione