Task: Answer the multiple choice question.
Question: Which compound has a 11.871\% hERG inhibition at a concentration of 1uM?
Constraint: You must select none, one or more options from a or b without using any additional words.
Options:
a. NNc1nc2ccccc2nc1C(F)(F)F
b. COc1ccc(C2c3c(ncn(CCN4CCOCC4)c3=N)Oc3ccc4ccccc4c32)cc1
Answer: a. NNc1nc2ccccc2nc1C(F)(F)F
{#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#}
NNc1nc2ccccc2nc1C(F)(F)F
NNc1nc2ccccc2nc1C(F)(F)F
[3-(trifluoromethyl)quinoxalin-2-yl]hydrazine