Task: Answer the multiple choice question.
Question: What is the human ether-à-go-go related gene (hERG) inhibition at a concentration of 1uM of a compound with the SMILES COc1cccc2cc(-c3nnc(-c4ccccc4)o3)c(=O)oc12?
Constraint: You must return none, one or more options from a, b, or c without using any additional words.
Options:
[a] 5.066
[b] 6.880
[c] -0.731
Answer: a. 5.066\%.
{#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}.
COc1cccc2cc(-c3nnc(-c4ccccc4)o3)c(=O)oc12
COc1cccc2cc(-c3nnc(-c4ccccc4)o3)c(=O)oc12
8-methoxy-3-(5-phenyl-1,3,4-oxadiazol-2-yl)chromen-2-one