Task: Answer the MCQ question.
Query: Which compound has a 14.757\% 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.) CCOC(=O)Cn1c(C)c(Br)c(COC)c(C#N)c1=O
b.) Cc1nc(SCC(O)CO)c([N+](=O)[O-])[nH]1
Answer: a. CCOC(=O)Cn1c(C)c(Br)c(COC)c(C#N)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#}
CCOC(=O)Cn1c(C)c(Br)c(COC)c(C#N)c1=O
CCOC(=O)Cn1c(C)c(Br)c(COC)c(C#N)c1=O
ethyl 2-[3-bromo-5-cyano-4-(methoxymethyl)-2-methyl-6-oxopyridin-1-yl]acetate