Task: Answer the multiple choice question.
Question: Which compound has a -72.358% hERG inhibition at 10uM?
Constraint: You must select none, one or more options from a, b, or c without using any other words.
Options:
a: COc1ccc(C(=O)c2c(-c3cccc(C)c3)oc3ccc(N4CCOCC4)cc23)cn1
b: Cc1cccc(NC(=O)c2ccc(NCC3CCCO3)c([N+](=O)[O-])c2)n1
c: O=C(C[n+]1cccc2ccccc21)c1ccc([N+](=O)[O-])cc1.[Br-]
Answer: c. O=C(C[n+]1cccc2ccccc21)c1ccc([N+](=O)[O-])cc1.[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#}
O=C(C[n+]1cccc2ccccc21)c1ccc([N+](=O)[O-])cc1.[Br-]
O=C(C[n+]1cccc2ccccc21)c1ccc([N+](=O)[O-])cc1.[Br-]
1-(4-nitrophenyl)-2-quinolin-1-ium-1-ylethanone;bromide