Problem statement: Answer the multiple choice question.
Question: What is the human ether-à-go-go related gene (hERG) inhibition at a concentration of 1uM of a drug with the SMILES CC(=O)NNC(=O)N1Cc2ccccc2Oc2ccc(Cl)cc21?
Constraint: You must return none, one or more options from a, b, c, d, or e without using any additional words.
Options:
(a) 9.321
(b) 12.999
(c) 4.414
(d) -9.386
(e) -0.311
Answer: b. 12.999\%.
{#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}.
N'-acetyl-3-chloro-6H-benzo[b][1,4]benzoxazepine-5-carbohydrazide