Problem statement: Answer the multiple-choice question.
Query: Which compound exhibits a 4.475\% 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: CCOC(=O)C1CCCN(c2nc3c(C)cccn3c(=O)c2/C=C(\C#N)C(=O)NCc2ccco2)C1
b: COc1ccc(OC)c(/C=C/C(=O)Nc2ccc(OC)nc2)c1
Answer: a. CCOC(=O)C1CCCN(c2nc3c(C)cccn3c(=O)c2/C=C(\C#N)C(=O)NCc2ccco2)C1
{#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)C1CCCN(c2nc3c(C)cccn3c(=O)c2/C=C(\C#N)C(=O)NCc2ccco2)C1
CCOC(=O)C1CCCN(c2nc3c(C)cccn3c(=O)c2/C=C(\C#N)C(=O)NCc2ccco2)C1
ethyl 1-[3-[(E)-2-cyano-3-(furan-2-ylmethylamino)-3-oxoprop-1-enyl]-9-methyl-4-oxopyrido[1,2-a]pyrimidin-2-yl]piperidine-3-carboxylate