Problem statement: Answer the multiple choice question.
Query: What is the hERG inhibition at a concentration of 1uM of a compound with the SMILES O=C(COC(=O)c1cc(=O)[nH]c2ccc(Br)cc12)c1ccccc1?
Constraint: You must return none, one or more options from a, b, c, or d without using any additional words.
Options:
a: 18.771
b: 11.595
c: -5.641
d: 6.599
Answer: a. 18.771\%.
{#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(COC(=O)c1cc(=O)[nH]c2ccc(Br)cc12)c1ccccc1
O=C(COC(=O)c1cc(=O)[nH]c2ccc(Br)cc12)c1ccccc1
6-bromo-4-[oxo(phenacyloxy)methyl]-1H-quinolin-2-one