Task: Answer the MCQ question.
Query: What is the hERG inhibition at a concentration of 1uM of a compound with the SMILES CCOc1ccc(-c2c(C)n([O-])c3c([n+]2=O)CCCC3)cc1?
Constraint: You must return none, one or more options from a, b, or c without using any additional words.
Options:
(a) -33.560
(b) 2.320
(c) 1.889
Answer: b. 2.320\%.
{#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}.
CCOc1ccc(-c2c(C)n([O-])c3c([n+]2=O)CCCC3)cc1
CCOc1ccc(-c2c(C)n([O-])c3c([n+]2=O)CCCC3)cc1
2-(4-ethoxyphenyl)-3-methyl-4-oxido-5,6,7,8-tetrahydroquinoxalin-1-ium 1-oxide