Problem statement: Answer the multiple-choice question.
Query: Which compound has a 12.672\% hERG inhibition at 1uM?
Constraint: You must select none, one or more options from a, b, or c without using any additional words.
Options:
a: CCOc1ccccc1NC(=O)CCS(=O)(=O)c1ccc(OC)cc1
b: O=C1/C(=C/c2cccc([N+](=O)[O-])c2)Oc2cc(O)ccc21
c: O=C(NCCC1=CCCCC1)C1CCC(=O)N(Cc2ccc(Cl)cc2)C1
Answer: b. O=C1/C(=C/c2cccc([N+](=O)[O-])c2)Oc2cc(O)ccc21
{#Task|Problem statement!}: Answer the {#multiple choice|multiple-choice|MCQ!} question.
{#Question|Query!}: Which {#compound|drug!} {#has|exhibits!} a {herg_central_at_1uM#}{herg_central_at_1uM__units} {herg_central_at_1uM__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_1uM%}
Answer: {%multiple_choice_result}. {SMILES#}
O=C1/C(=C/c2cccc([N+](=O)[O-])c2)Oc2cc(O)ccc21
O=C1/C(=C/c2cccc([N+](=O)[O-])c2)Oc2cc(O)ccc21
(2Z)-6-hydroxy-2-[(3-nitrophenyl)methylidene]-1-benzofuran-3-one