Problem statement: Answer the multiple choice question.
Question: What is the hERG inhibition at a concentration of 10uM of a compound with the SMILES COc1ccc(-[n+]2c(-c3ccccc3)cc(-c3ccc(C)cc3)cc2-c2ccccc2)cc1.[O-][Cl+3]([O-])([O-])[O-]?
Constraint: You must return none, one or more options from a or b without using any additional words.
Options:
[a] -77.673
[b] 16.143
Answer: a. -77.673%.
{#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}.
COc1ccc(-[n+]2c(-c3ccccc3)cc(-c3ccc(C)cc3)cc2-c2ccccc2)cc1.[O-][Cl+3]([O-])([O-])[O-]
COc1ccc(-[n+]2c(-c3ccccc3)cc(-c3ccc(C)cc3)cc2-c2ccccc2)cc1.[O-][Cl+3]([O-])([O-])[O-]
1-(4-methoxyphenyl)-4-(4-methylphenyl)-2,6-diphenylpyridin-1-ium;perchlorate