Task: Answer the multiple-choice question.
Query: What is the human ether-à-go-go related gene (hERG) inhibition at a concentration of 10uM of a drug with the SMILES Cc1cccc(-[n+]2c(-c3cccc(Br)c3)[nH]c3nc4ccccc4nc32)c1?
Constraint: You must return none, one or more options from a, b, or c without using any additional words.
Options:
a. 12.907
b. 10.142
c. 3.657
Answer: a. 12.907%.
{#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}.
Cc1cccc(-[n+]2c(-c3cccc(Br)c3)[nH]c3nc4ccccc4nc32)c1
Cc1cccc(-[n+]2c(-c3cccc(Br)c3)[nH]c3nc4ccccc4nc32)c1
2-(3-bromophenyl)-3-(3-methylphenyl)-1H-imidazo[4,5-b]quinoxalin-3-ium