Task: Answer the MCQ question.
Query: Which drug exhibits a 11.850\% human ether-à-go-go related gene (hERG) inhibition at 1uM?
Constraint: You must select none, one or more options from a or b without using any other words.
Options:
a) O=S(=O)(NCCNc1nccc(C(F)(F)F)n1)c1ccccc1
b) COc1nc(OCC#N)nc(N2CCCCC2)n1
Answer: b. COc1nc(OCC#N)nc(N2CCCCC2)n1
{#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#}
COc1nc(OCC#N)nc(N2CCCCC2)n1
COc1nc(OCC#N)nc(N2CCCCC2)n1
2-[(4-methoxy-6-piperidin-1-yl-1,3,5-triazin-2-yl)oxy]acetonitrile