Problem statement: Answer the multiple choice question.
Question: Which drug has a 1.781% hERG inhibition at a concentration of 10uM?
Constraint: You must select none, one or more options from a, b, or c without using any other words.
Options:
a. O=[N+]([O-])c1ccc(CSc2ccc(-c3ccccn3)nn2)cc1
b. COc1ccc(NC(=O)CCc2nc3ccccc3s2)c(OC)c1
c. CC(C(=O)Nc1cccc([N+](=O)[O-])c1)[n+]1ccccc1.[Br-]
Answer: c. CC(C(=O)Nc1cccc([N+](=O)[O-])c1)[n+]1ccccc1.[Br-]
{#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#}
CC(C(=O)Nc1cccc([N+](=O)[O-])c1)[n+]1ccccc1.[Br-]
CC(C(=O)Nc1cccc([N+](=O)[O-])c1)[n+]1ccccc1.[Br-]
N-(3-nitrophenyl)-2-pyridin-1-ium-1-ylpropanamide;bromide