Task: Answer the multiple choice question.
Question: Which drug exhibits a -0.597% hERG inhibition at a concentration of 10uM?
Constraint: You must select none, one or more options from a or b without using any additional words.
Options:
a COc1cc(Br)c(CN2CCCN(C)CC2)cc1OC
b Cn1c(SCc2ccccc2Cl)nnc1-c1cnccn1
Answer: a. COc1cc(Br)c(CN2CCCN(C)CC2)cc1OC
{#Task|Problem statement!}: Answer the {#multiple choice|multiple-choice|MCQ!} question.
{#Question|Query!}: Which {#compound|drug!} {#has|exhibits!} a {herg_central_at_10uM#}{herg_central_at_10uM__units} {herg_central_at_10uM__names__noun}?
Constraint: You must select none, one or more options from {%multiple_choice_enum%2-5%aA1} without using any {#other|additional!} words.
Options:
{SMILES%herg_central_at_10uM%}
Answer: {%multiple_choice_result}. {SMILES#}
COc1cc(Br)c(CN2CCCN(C)CC2)cc1OC
COc1cc(Br)c(CN2CCCN(C)CC2)cc1OC
1-[(2-bromo-4,5-dimethoxyphenyl)methyl]-4-methyl-1,4-diazepane