Task: Answer the multiple-choice question.
Question: What is the hERG inhibition at a concentration of 1uM of a compound with the SMILES O=C(Cn1cc[n+](CC(=O)c2ccccc2)c1)c1ccccc1.[Br-]?
Constraint: You must return none, one or more options from a, b, c, or d without using any additional words.
Options:
a) 9.132
b) 15.881
c) 4.989
d) 9.313
Answer: c. 4.989\%.
{#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(Cn1cc[n+](CC(=O)c2ccccc2)c1)c1ccccc1.[Br-]
O=C(Cn1cc[n+](CC(=O)c2ccccc2)c1)c1ccccc1.[Br-]
2-(3-phenacylimidazol-3-ium-1-yl)-1-phenylethanone;bromide