Task: Answer the multiple-choice question.
Question: What is the human ether-à-go-go related gene (hERG) inhibition at 1uM of a compound with the SMILES Cn1c(CN2CCOCC2)nc2cc(NC(=O)c3ccc(Cl)cc3)ccc21?
Constraint: You must return none, one or more options from a or b without using any additional words.
Options:
(a) -2.782
(b) -2.147
Answer: b. -2.147\%.
{#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}.
Cn1c(CN2CCOCC2)nc2cc(NC(=O)c3ccc(Cl)cc3)ccc21
Cn1c(CN2CCOCC2)nc2cc(NC(=O)c3ccc(Cl)cc3)ccc21
4-chloro-N-[1-methyl-2-(morpholin-4-ylmethyl)benzimidazol-5-yl]benzamide