Problem statement: Answer the MCQ question.
Question: What is the hERG inhibition at a concentration of 1uM of a compound with the SMILES CCOc1ccc(N2C(=O)CC(N3CCN(C(=O)c4ccco4)CC3)C2=O)cc1?
Constraint: You must return none, one or more options from a or b without using any additional words.
Options:
a. -0.640
b. -4.974
Answer: a. -0.640\%.
{#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}.
CCOc1ccc(N2C(=O)CC(N3CCN(C(=O)c4ccco4)CC3)C2=O)cc1
CCOc1ccc(N2C(=O)CC(N3CCN(C(=O)c4ccco4)CC3)C2=O)cc1
1-(4-ethoxyphenyl)-3-[4-(furan-2-carbonyl)piperazin-1-yl]pyrrolidine-2,5-dione