Task: Answer the MCQ question.
Query: What is the human ether-à-go-go related gene (hERG) inhibition at a concentration of 1uM of a compound with the SMILES COc1ccccc1CNC(=O)Cn1c(=O)oc2cc(Cl)ccc21?
Constraint: You must return none, one or more options from a, b, or c without using any additional words.
Options:
(a) 5.076
(b) 2.648
(c) 5.927
Answer: b. 2.648\%.
{#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}.
COc1ccccc1CNC(=O)Cn1c(=O)oc2cc(Cl)ccc21
COc1ccccc1CNC(=O)Cn1c(=O)oc2cc(Cl)ccc21
2-(6-chloro-2-oxo-[1,3]benzoxazol-3-yl)-N-[(2-methoxyphenyl)methyl]acetamide