Task: Answer the multiple-choice question.
Query: Which compound exhibits a -5.264\% hERG inhibition at a concentration of 1uM?
Constraint: You must select none, one or more options from a or b without using any additional words.
Options:
a. Cc1nc([N+](=O)[O-])c(Sc2nc3ccccc3n2C)n1Cc1ccccc1
b. COc1ccccc1NS(=O)(=O)c1cc(NC(=O)CNC(=O)c2cc(C)cc(C)c2)ccc1C
Answer: a. Cc1nc([N+](=O)[O-])c(Sc2nc3ccccc3n2C)n1Cc1ccccc1
{#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#}
Cc1nc([N+](=O)[O-])c(Sc2nc3ccccc3n2C)n1Cc1ccccc1
Cc1nc([N+](=O)[O-])c(Sc2nc3ccccc3n2C)n1Cc1ccccc1
2-(3-benzyl-2-methyl-5-nitroimidazol-4-yl)sulfanyl-1-methylbenzimidazole