Task: Answer the multiple-choice question.
Question: What is the hERG inhibition at 10uM of a drug with the SMILES COc1cccc(C2Nc3ccc4ccccc4c3C3=C2C(=O)CCC3)c1O?
Constraint: You must return none, one or more options from a or b without using any additional words.
Options:
[a] 23.524
[b] 20.332
Answer: a. 23.524%.
{#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}.
COc1cccc(C2Nc3ccc4ccccc4c3C3=C2C(=O)CCC3)c1O
COc1cccc(C2Nc3ccc4ccccc4c3C3=C2C(=O)CCC3)c1O
5-(2-hydroxy-3-methoxyphenyl)-2,3,5,6-tetrahydro-1H-benzo[a]phenanthridin-4-one