Task: Answer the multiple-choice question.
Query: Which compound has a 0.534\% hERG inhibition at a concentration of 1uM?
Constraint: You must select none, one or more options from a, b, c, or d without using any additional words.
Options:
a. CCOC(=O)C(NC(C)=O)(Nc1ccc(F)cc1)C(F)(F)F
b. O=C(CSc1ccccc1)NN1C(=O)c2ccccc2C1=O
c. COC(=O)C(O)(CC(=O)Nc1ccc(Cl)cc1F)C(F)(F)F
d. COc1ccccc1N1CCN(C(c2cc3ccc(C)cc3[nH]c2=O)c2nnnn2C2CCCC2)CC1
Answer: a. CCOC(=O)C(NC(C)=O)(Nc1ccc(F)cc1)C(F)(F)F
{#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#}
CCOC(=O)C(NC(C)=O)(Nc1ccc(F)cc1)C(F)(F)F
CCOC(=O)C(NC(C)=O)(Nc1ccc(F)cc1)C(F)(F)F
ethyl 2-acetamido-3,3,3-trifluoro-2-(4-fluoroanilino)propanoate