Task: Answer the multiple choice question.
Query: What is the human ether-à-go-go related gene (hERG) inhibition at 1uM of a compound with the SMILES O=C1C=C(c2ccccc2)C(O)(c2ccccc2)C1?
Constraint: You must return none, one or more options from a, b, c, d, or e without using any additional words.
Options:
a. 13.107
b. 0.628
c. 7.991
d. 3.158
e. 7.500
Answer: a. 13.107\%.
{#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}.
4-hydroxy-3,4-diphenylcyclopent-2-en-1-one