Problem statement: Answer the multiple choice question.
Query: Which compound has a -8.846\% 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 other words.
Options:
a CCOC(=O)C(=O)Nc1ccccc1C(N)=O
b COC(=O)c1cn(NC(=O)c2cc(OC)cc(OC)c2)c(=O)c2ccccc12
c CC(C(=O)c1ccc(-c2ccccc2)cc1)[n+]1cccc(NC(=O)c2ccccc2)c1.[Br-]
d O=C(COc1ccc(CO)cc1Cl)Nc1ccc(F)cc1
Answer: a. CCOC(=O)C(=O)Nc1ccccc1C(N)=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#}
ethyl 2-(2-carbamoylanilino)-2-oxoacetate