Task: Answer the multiple-choice question.
Query: What is the hERG inhibition at 1uM of a drug with the SMILES O=C(C[n+]1ccncc1)c1ccccc1.[Br-]?
Constraint: You must return none, one or more options from a, b, c, or d without using any additional words.
Options:
a. -8.763
b. 7.888
c. 17.201
d. 8.263
Answer: c. 17.201\%.
{#Task|Problem statement!}: Answer the {#multiple choice|multiple-choice|MCQ!} question.
{#Question|Query!}: What is the {herg_central_at_1uM__names__noun} of a {#compound|drug!} with the {SMILES__description} {SMILES#}?
Constraint: You must return none, one or more options from {%multiple_choice_enum%2-5%aA1} without using any {#other|additional!} words.
Options:
{herg_central_at_1uM%SMILES%}
Answer: {%multiple_choice_result}. {herg_central_at_1uM#}{herg_central_at_1uM__units}.
O=C(C[n+]1ccncc1)c1ccccc1.[Br-]
O=C(C[n+]1ccncc1)c1ccccc1.[Br-]
1-phenyl-2-pyrazin-1-ium-1-ylethanone;bromide