Task: Answer the multiple-choice question.
Question: What is the hERG inhibition at a concentration of 10uM of a drug with the SMILES CC1(C)C(=O)C2(CCCCC2)C(=O)OC1c1cccc([N+](=O)[O-])c1?
Constraint: You must return none, one or more options from a, b, c, or d without using any additional words.
Options:
(a) -45.390
(b) -18.215
(c) -9.629
(d) -2.689
Answer: d. -2.689%.
{#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}.
CC1(C)C(=O)C2(CCCCC2)C(=O)OC1c1cccc([N+](=O)[O-])c1
CC1(C)C(=O)C2(CCCCC2)C(=O)OC1c1cccc([N+](=O)[O-])c1
4,4-dimethyl-3-(3-nitrophenyl)-2-oxaspiro[5.5]undecane-1,5-dione