Task: Answer the multiple-choice question.
Question: Which compound has a 13.846\% hERG inhibition at 1uM?
Constraint: You must select none, one or more options from a, b, or c without using any other words.
Options:
a O=C(CC(CC(=O)c1ccccc1)C(=O)O)c1ccccc1
b CC#CCCc1nc2ccccc2c(=O)n1N
c CCOC(=O)c1c(S(=O)(=O)Nc2ccc(F)cc2Cl)c(C)n(C)c1C
Answer: b. CC#CCCc1nc2ccccc2c(=O)n1N
{#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#}
CC#CCCc1nc2ccccc2c(=O)n1N
CC#CCCc1nc2ccccc2c(=O)n1N
3-amino-2-pent-3-ynylquinazolin-4-one