Task: Answer the multiple choice question.
Query: What is the hERG inhibition at 1uM of a drug with the SMILES O=C1c2ccccc2-c2ccc(C(=O)N3CCOCC3)cc21?
Constraint: You must return none, one or more options from a, b, or c without using any additional words.
Options:
a: -4.451
b: 4.216
c: 1.589
Answer: a. -4.451\%.
{#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-(morpholine-4-carbonyl)fluoren-9-one