Task: Answer the MCQ question.
Query: Which compound exhibits a -1.350\% hERG inhibition at 1uM?
Constraint: You must select none, one or more options from a, b, c, or d without using any other words.
Options:
a) CC(=O)c1sc(NC(=O)c2ccc(F)c(F)c2)nc1C
b) CCC(=O)Nc1ccc(NC(=O)c2cccc(OC)c2)nc1
c) CCOc1cc(-c2ccccc2)nc(N)n1
d) CCC(CC)NC(=O)c1nn(Cc2ccccc2)c(=O)c2ccccc12
Answer: c. CCOc1cc(-c2ccccc2)nc(N)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#}
CCOc1cc(-c2ccccc2)nc(N)n1
CCOc1cc(-c2ccccc2)nc(N)n1
4-ethoxy-6-phenylpyrimidin-2-amine