Problem statement: Answer the multiple-choice question.
Question: Which compound exhibits a 15.917\% hERG inhibition at a concentration of 1uM?
Constraint: You must select none, one or more options from a or b without using any additional words.
Options:
[a] CC(C)COC(=O)N1CC(O)CC1C(=O)O
[b] O=C(NCCc1ccccc1)C1CCC(=O)N(Cc2cccc(C(F)(F)F)c2)C1
Answer: a. CC(C)COC(=O)N1CC(O)CC1C(=O)O
{#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)COC(=O)N1CC(O)CC1C(=O)O
CC(C)COC(=O)N1CC(O)CC1C(=O)O
4-hydroxy-1-(2-methylpropoxycarbonyl)pyrrolidine-2-carboxylic acid