Task: Answer the MCQ question.
Query: Which compound has a 12.498% hERG inhibition at a concentration of 10uM?
Constraint: You must select none, one or more options from a, b, c, or d without using any additional words.
Options:
a. CCOC(=O)C1=C(C)N(CCCC(=O)O)C(=O)NC1c1ccc([N+](=O)[O-])cc1
b. Cc1ccc2[nH]c3c(=O)n(CC(=O)NCCc4ccc(Cl)cc4)ncc3c2c1
c. O=C(COC(=O)c1c2ccccc2cc2ccccc12)Nc1ncc(C(F)(F)F)cc1Cl
d. Cn1cccc1C(=O)NS(=O)(=O)c1ccccc1Cl
Answer: a. CCOC(=O)C1=C(C)N(CCCC(=O)O)C(=O)NC1c1ccc([N+](=O)[O-])cc1
{#Task|Problem statement!}: Answer the {#multiple choice|multiple-choice|MCQ!} question.
{#Question|Query!}: Which {#compound|drug!} {#has|exhibits!} a {herg_central_at_10uM#}{herg_central_at_10uM__units} {herg_central_at_10uM__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_10uM%}
Answer: {%multiple_choice_result}. {SMILES#}
CCOC(=O)C1=C(C)N(CCCC(=O)O)C(=O)NC1c1ccc([N+](=O)[O-])cc1
CCOC(=O)C1=C(C)N(CCCC(=O)O)C(=O)NC1c1ccc([N+](=O)[O-])cc1
4-[5-ethoxycarbonyl-4-methyl-6-(4-nitrophenyl)-2-oxo-1,6-dihydropyrimidin-3-yl]butanoicacid