Task: Answer the MCQ question.
Question: What is the hERG inhibition at 1uM of a drug with the SMILES O=C(CSc1nnc(-c2cccs2)n1-c1cccc(Cl)c1)c1cccc2c1OCCO2?
Constraint: You must return none, one or more options from a or b without using any other words.
Options:
(a) 17.958
(b) 5.219
Answer: a. 17.958\%.
{#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}.
2-[[4-(3-chlorophenyl)-5-thiophen-2-yl-1,2,4-triazol-3-yl]sulfanyl]-1-(2,3-dihydro-1,4-benzodioxin-5-yl)ethanone