Task: Answer the MCQ question.
Query: What is the hERG inhibition at 1uM of a compound with the SMILES CN(CC(=O)Nc1ccccc1Br)C(=O)c1sccc1-c1ccccc1?
Constraint: You must return none, one or more options from a or b without using any additional words.
Options:
a: -0.470
b: 16.638
Answer: a. -0.470\%.
{#Task|Problem statement!}: Answer the {#multiple choice|multiple-choice|MCQ!} question.
{#Question|Query!}: What is the {herg_central_at_1uM__names__noun} of a {#compound|drug!} with the {SMILES__description} {SMILES#}?
Constraint: You must return none, one or more options from {%multiple_choice_enum%2-5%aA1} without using any {#other|additional!} words.
Options:
{herg_central_at_1uM%SMILES%}
Answer: {%multiple_choice_result}. {herg_central_at_1uM#}{herg_central_at_1uM__units}.
CN(CC(=O)Nc1ccccc1Br)C(=O)c1sccc1-c1ccccc1
CN(CC(=O)Nc1ccccc1Br)C(=O)c1sccc1-c1ccccc1
N-[2-(2-bromoanilino)-2-oxoethyl]-N-methyl-3-phenylthiophene-2-carboxamide