Task: Answer the MCQ question.
Query: What is the hERG inhibition at 1uM of a compound with the SMILES O=C1NC2C(NC(=O)N2C2CCCCC2)N1C1CCCCC1?
Constraint: You must return none, one or more options from a or b without using any other words.
Options:
(a) 16.962
(b) 8.833
Answer: a. 16.962\%.
{#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=C1NC2C(NC(=O)N2C2CCCCC2)N1C1CCCCC1
O=C1NC2C(NC(=O)N2C2CCCCC2)N1C1CCCCC1
3,6-dicyclohexyl-1,3a,4,6a-tetrahydroimidazo[4,5-d]imidazole-2,5-dione