Task: Answer the multiple-choice question.
Question: What is the hERG inhibition at a concentration of 1uM of a compound with the SMILES O=C1NC(=O)C2(COC(c3ccncc3)OC2)S1?
Constraint: You must return none, one or more options from a, b, c, or d without using any other words.
Options:
a 16.991
b -5.715
c -5.092
d 6.957
Answer: a. 16.991\%.
{#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}.
O=C1NC(=O)C2(COC(c3ccncc3)OC2)S1
O=C1NC(=O)C2(COC(c3ccncc3)OC2)S1
8-pyridin-4-yl-7,9-dioxa-1-thia-3-azaspiro[4.5]decane-2,4-dione