Problem statement: Answer the multiple choice question.
Query: What is the hERG inhibition at a concentration of 1uM of a compound with the SMILES COc1ccccc1Nc1nc2ccccc2[nH]1?
Constraint: You must return none, one or more options from a or b without using any additional words.
Options:
a: -3.168
b: 18.914
Answer: a. -3.168\%.
{#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}.
COc1ccccc1Nc1nc2ccccc2[nH]1
COc1ccccc1Nc1nc2ccccc2[nH]1
N-(2-methoxyphenyl)-1H-benzimidazol-2-amine