Task: Answer the MCQ question.
Query: What is the human ether-à-go-go related gene (hERG) inhibition at a concentration of 1uM of a compound with the SMILES COc1ccc(Cn2c(-c3ccc(Br)cc3)c[n+]3ccccc23)cc1.[Br-]?
Constraint: You must return none, one or more options from a, b, c, d, or e without using any additional words.
Options:
a) 7.431
b) 12.575
c) 6.432
d) 15.740
e) 8.190
Answer: c. 6.432\%.
{#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}.
COc1ccc(Cn2c(-c3ccc(Br)cc3)c[n+]3ccccc23)cc1.[Br-]
COc1ccc(Cn2c(-c3ccc(Br)cc3)c[n+]3ccccc23)cc1.[Br-]
2-(4-bromophenyl)-1-[(4-methoxyphenyl)methyl]imidazo[1,2-a]pyridin-4-ium;bromide