Task: Answer the MCQ question.
Query: What is the human ether-à-go-go related gene (hERG) inhibition at 10uM of a drug with the SMILES O=c1c(C(c2ccccc2)c2c(O)sc3ccccc3c2=O)c(O)sc2ccccc12?
Constraint: You must return none, one or more options from a or b without using any additional words.
Options:
(a) -71.695
(b) -0.509
Answer: b. -0.509%.
{#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}.
O=c1c(C(c2ccccc2)c2c(O)sc3ccccc3c2=O)c(O)sc2ccccc12
O=c1c(C(c2ccccc2)c2c(O)sc3ccccc3c2=O)c(O)sc2ccccc12
2-hydroxy-3-[(2-hydroxy-4-oxothiochromen-3-yl)-phenylmethyl]thiochromen-4-one