Task: Answer the multiple choice question.
Question: Which compound exhibits a 13.164\% 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. C=CCN(C(=O)CCC(=O)O)C1CC(=O)N(c2ccc(OCCC)cc2)C1=O
b. OC(CNC1CCCCC1)C(F)(F)F
Answer: a. C=CCN(C(=O)CCC(=O)O)C1CC(=O)N(c2ccc(OCCC)cc2)C1=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#}
C=CCN(C(=O)CCC(=O)O)C1CC(=O)N(c2ccc(OCCC)cc2)C1=O
C=CCN(C(=O)CCC(=O)O)C1CC(=O)N(c2ccc(OCCC)cc2)C1=O
4-[[2,5-dioxo-1-(4-propoxyphenyl)pyrrolidin-3-yl]-prop-2-enylamino]-4-oxobutanoic acid