Task: Answer the multiple-choice question.
Question: Which drug has a 13.835\% hERG inhibition at a concentration of 1uM?
Constraint: You must select none, one or more options from a or b without using any other words.
Options:
a) OCCN=Cc1c(O)[nH]c2ccccc12
b) Cc1c(-c2ccncc2)oc2ccc(Br)cc2c1=O
Answer: a. OCCN=Cc1c(O)[nH]c2ccccc12
{#Task|Problem statement!}: Answer the {#multiple choice|multiple-choice|MCQ!} question.
{#Question|Query!}: Which {#compound|drug!} {#has|exhibits!} a {herg_central_at_1uM#}{herg_central_at_1uM__units} {herg_central_at_1uM__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_1uM%}
Answer: {%multiple_choice_result}. {SMILES#}
OCCN=Cc1c(O)[nH]c2ccccc12
OCCN=Cc1c(O)[nH]c2ccccc12
3-(2-hydroxyethyliminomethyl)-1H-indol-2-ol