Task: Answer the multiple-choice question.
Query: What is the hERG inhibition at a concentration of 1uM of a compound with the SMILES O=C(c1ccccc1)c1ccc(COC(=O)c2cnccn2)cc1?
Constraint: You must return none, one or more options from a, b, or c without using any additional words.
Options:
a. 3.978
b. -3.430
c. 5.173
Answer: c. 5.173\%.
{#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(c1ccccc1)c1ccc(COC(=O)c2cnccn2)cc1
O=C(c1ccccc1)c1ccc(COC(=O)c2cnccn2)cc1
[O][=C][Branch1][=Branch2][C][=C][C][=C][C][=C][Ring1][=Branch1][C][=C][C][=C][Branch1][#C][C][O][C][=Branch1][C][=O][C][=C][N][=C][C][=N][Ring1][=Branch1][C][=C][Ring1][S]
(4-benzoylphenyl)methyl pyrazine-2-carboxylate