Problem statement: Answer the multiple-choice question.
Question: What is the hERG inhibition at 1uM of a drug with the SMILES O=C(C1=C[C@@H](c2coc3ccccc3c2=O)C[C@@H](OCCCCO)O1)N1CCN(Cc2ccccc2)CC1?
Constraint: You must return none, one or more options from a, b, c, d, or e without using any other words.
Options:
a. 7.029
b. 8.735
c. 13.472
d. 11.001
e. 0.453
Answer: e. 0.453\%.
{#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}.
3-[(2S,4S)-6-(4-benzylpiperazine-1-carbonyl)-2-(4-hydroxybutoxy)-3,4-dihydro-2H-pyran-4-yl]chromen-4-one