Problem statement: Answer the multiple-choice question.
Query: Which compound has a -2.689% hERG inhibition at a concentration of 10uM?
Constraint: You must select none, one or more options from a, b, or c without using any additional words.
Options:
(a) CC1(C)C(=O)C2(CCCCC2)C(=O)OC1c1cccc([N+](=O)[O-])c1
(b) CCC(=O)Nc1cccc(-c2cn3cccc(C)c3n2)c1
(c) COc1ccc(S(=O)(=O)[O-])cc1P(=O)(c1ccccc1)c1ccccc1.[Na+]
Answer: a. CC1(C)C(=O)C2(CCCCC2)C(=O)OC1c1cccc([N+](=O)[O-])c1
{#Task|Problem statement!}: Answer the {#multiple choice|multiple-choice|MCQ!} question.
{#Question|Query!}: Which {#compound|drug!} {#has|exhibits!} a {herg_central_at_10uM#}{herg_central_at_10uM__units} {herg_central_at_10uM__names__noun}?
Constraint: You must select none, one or more options from {%multiple_choice_enum%2-5%aA1} without using any {#other|additional!} words.
Options:
{SMILES%herg_central_at_10uM%}
Answer: {%multiple_choice_result}. {SMILES#}
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