Problem statement: Answer the MCQ question.
Question: What is the human ether-à-go-go related gene (hERG) inhibition at 1uM of a compound with the SMILES C=CCN1C(=O)C(CC(=O)Nc2ccc(OCCC)cc2)N(CCCN2CCN(Cc3ccccc3)CC2)C1=S?
Constraint: You must return none, one or more options from a or b without using any other words.
Options:
a -2.671
b -3.082
Answer: b. -3.082\%.
{#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}.
2-[3-[3-(4-benzylpiperazin-1-yl)propyl]-5-oxo-1-prop-2-enyl-2-sulfanylideneimidazolidin-4-yl]-N-(4-propoxyphenyl)acetamide