Problem statement: Answer the multiple choice question.
Query: Which drug has a -4.548\% 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. O=C(Cn1nnc(N2CCCCC2)n1)c1ccc(Cl)c(Cl)c1
b. CCCCN1C(=O)C(O)(CC(=O)c2c(C)coc2C)c2ccccc21
Answer: b. CCCCN1C(=O)C(O)(CC(=O)c2c(C)coc2C)c2ccccc21
{#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#}
CCCCN1C(=O)C(O)(CC(=O)c2c(C)coc2C)c2ccccc21
CCCCN1C(=O)C(O)(CC(=O)c2c(C)coc2C)c2ccccc21
1-butyl-3-[2-(2,4-dimethylfuran-3-yl)-2-oxoethyl]-3-hydroxyindol-2-one