Task: Answer the MCQ question.
Query: Which compound has a 8.466\% 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) CC(=O)NCCNc1nc2c(-c3cccc(C(F)(F)F)c3)nnn2c2ccccc12
(b) Cc1cccc(-c2noc(-c3c(C)noc3C)n2)c1
(c) c1ccc(Nc2ccccn2)nc1
Answer: c. c1ccc(Nc2ccccn2)nc1
{#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#}
c1ccc(Nc2ccccn2)nc1
c1ccc(Nc2ccccn2)nc1
N-pyridin-2-ylpyridin-2-amine