Task: Answer the MCQ question.
Query: What is the human ether-à-go-go related gene (hERG) inhibition at 1uM of a drug with the SMILES COC(=O)Cn1c(=O)c2c(nc(Br)n2Cc2ccccc2Cl)n(C)c1=O?
Constraint: You must return none, one or more options from a, b, c, d, or e without using any additional words.
Options:
a 2.481
b 8.138
c 5.069
d 18.849
e 12.911
Answer: a. 2.481\%.
{#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}.
COC(=O)Cn1c(=O)c2c(nc(Br)n2Cc2ccccc2Cl)n(C)c1=O
COC(=O)Cn1c(=O)c2c(nc(Br)n2Cc2ccccc2Cl)n(C)c1=O
methyl 2-[8-bromo-7-[(2-chlorophenyl)methyl]-3-methyl-2,6-dioxopurin-1-yl]acetate