Problem statement: Answer the MCQ question.
Query: Which compound exhibits a 0.327\% 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) O=C(OCc1ccccc1Cl)c1cc([N+](=O)[O-])ccc1N1CCOCC1
(b) O=c1cc(O)nc(SCc2ccccc2)n1-c1ccccc1
(c) O=C(Cn1cnc([N+](=O)[O-])c1)Nc1ccccc1C(F)(F)F
Answer: c. O=C(Cn1cnc([N+](=O)[O-])c1)Nc1ccccc1C(F)(F)F
{#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=C(Cn1cnc([N+](=O)[O-])c1)Nc1ccccc1C(F)(F)F
O=C(Cn1cnc([N+](=O)[O-])c1)Nc1ccccc1C(F)(F)F
2-(4-nitroimidazol-1-yl)-N-[2-(trifluoromethyl)phenyl]acetamide