Task: Answer the MCQ question.
Question: Which compound has a 13.184\% hERG inhibition at 1uM?
Constraint: You must select none, one or more options from a or b without using any other words.
Options:
a) CCN(CCC(=O)Nc1cc([N+](=O)[O-])ccc1OC)Cc1ccccc1
b) CCCc1cc(=O)c2c(O)cccc2o1
Answer: b. CCCc1cc(=O)c2c(O)cccc2o1
{#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#}
CCCc1cc(=O)c2c(O)cccc2o1
CCCc1cc(=O)c2c(O)cccc2o1
5-hydroxy-2-propylchromen-4-one