Problem statement: Answer the multiple choice question.
Query: What is the hERG inhibition at a concentration of 10uM of a drug with the SMILES COc1ccc2c(c1)C(=O)[C@H](O)[C@@H](c1ccc(OC)c(Br)c1)O2?
Constraint: You must return none, one or more options from a or b without using any additional words.
Options:
[a] 1.988
[b] 12.922
Answer: b. 12.922%.
{#Task|Problem statement!}: Answer the {#multiple choice|multiple-choice|MCQ!} question.
{#Question|Query!}: What is the {herg_central_at_10uM__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_10uM%SMILES%}
Answer: {%multiple_choice_result}. {herg_central_at_10uM#}{herg_central_at_10uM__units}.
COc1ccc2c(c1)C(=O)[C@H](O)[C@@H](c1ccc(OC)c(Br)c1)O2
COc1ccc2c(c1)C(=O)[C@H](O)[C@@H](c1ccc(OC)c(Br)c1)O2
(2R,3R)-2-(3-bromo-4-methoxyphenyl)-3-hydroxy-6-methoxy-2,3-dihydrochromen-4-one