Task: Answer the MCQ question.
Query: Which drug has a 13.539% hERG inhibition at 10uM?
Constraint: You must select none, one or more options from a or b without using any other words.
Options:
a.) Clc1ccc(-[n+]2c(-c3cccc(Br)c3)[nH]c3nc4ccccc4nc32)cc1
b.) COc1ccc(-c2nn(-c3ccccc3)cc2C(=O)Nc2nccs2)cc1OC
Answer: a. Clc1ccc(-[n+]2c(-c3cccc(Br)c3)[nH]c3nc4ccccc4nc32)cc1
{#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#}
Clc1ccc(-[n+]2c(-c3cccc(Br)c3)[nH]c3nc4ccccc4nc32)cc1
Clc1ccc(-[n+]2c(-c3cccc(Br)c3)[nH]c3nc4ccccc4nc32)cc1
2-(3-bromophenyl)-3-(4-chlorophenyl)-1H-imidazo[4,5-b]quinoxalin-3-ium