Task: Answer the MCQ question.
Question: What is the hERG inhibition at a concentration of 1uM of a drug with the SMILES COc1cc(C2NC(=O)NC(C)=C2C(=O)OC2CCCCC2)cc(Br)c1O?
Constraint: You must return none, one or more options from a, b, or c without using any additional words.
Options:
[a] 13.374
[b] 6.965
[c] 4.356
Answer: c. 4.356\%.
{#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}.
cyclohexyl 4-(3-bromo-4-hydroxy-5-methoxyphenyl)-6-methyl-2-oxo-3,4-dihydro-1H-pyrimidine-5-carboxylate