Problem statement: Answer the multiple choice question.
Question: Which compound exhibits a 13.112\% hERG inhibition at a concentration of 1uM?
Constraint: You must select none, one or more options from a, b, or c without using any additional words.
Options:
(a) Cc1cc(F)ccc1Oc1cc(NN2CCCCC2)c([N+](=O)[O-])cc1[N+](=O)[O-]
(b) O=[N+]([O-])c1cc(Cl)ccc1N1CCCCC1
(c) O=C(OCC(=O)N(C1CCCCC1)C1CCCCC1)c1cnccn1
Answer: b. O=[N+]([O-])c1cc(Cl)ccc1N1CCCCC1
{#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=[N+]([O-])c1cc(Cl)ccc1N1CCCCC1
O=[N+]([O-])c1cc(Cl)ccc1N1CCCCC1
1-(4-chloro-2-nitrophenyl)piperidine