Problem statement: Answer the multiple choice question.
Query: Which compound exhibits a -1.827% human ether-à-go-go related gene (hERG) inhibition at a concentration of 10uM?
Constraint: You must select none, one or more options from a or b without using any other words.
Options:
a) O=NNc1nc2ccccc2n1Cc1ccccc1
b) CC(C)n1c(SCC(=O)Nc2ccc(F)cc2)nnc1C1CC1
Answer: a. O=NNc1nc2ccccc2n1Cc1ccccc1
{#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#}
O=NNc1nc2ccccc2n1Cc1ccccc1
O=NNc1nc2ccccc2n1Cc1ccccc1
N-(1-benzylbenzimidazol-2-yl)nitrousamide