Task: Answer the multiple-choice question.
Question: Which compound has a 6.773\% hERG inhibition at a concentration of 1uM?
Constraint: You must select none, one or more options from a or b without using any other words.
Options:
a COc1cc([N+](=O)[O-])cc2sc(NC(=O)c3c(F)cccc3F)nc12
b CC(C)Cc1ccc(C(=O)NCCOc2ccccc2)o1
Answer: b. CC(C)Cc1ccc(C(=O)NCCOc2ccccc2)o1
{#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(C)Cc1ccc(C(=O)NCCOc2ccccc2)o1
CC(C)Cc1ccc(C(=O)NCCOc2ccccc2)o1
5-(2-methylpropyl)-N-(2-phenoxyethyl)furan-2-carboxamide