Task: Answer the MCQ question.
Query: Which drug exhibits a 10.256\% 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 Cc1c(NC(=O)Nc2ccccc2)cccc1[N+](=O)[O-]
b COc1ccc(Cl)cc1NC(=O)Cn1nc(-c2ccc(C)cc2)n(C)c1=S
Answer: a. Cc1c(NC(=O)Nc2ccccc2)cccc1[N+](=O)[O-]
{#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#}
Cc1c(NC(=O)Nc2ccccc2)cccc1[N+](=O)[O-]
Cc1c(NC(=O)Nc2ccccc2)cccc1[N+](=O)[O-]
1-(2-methyl-3-nitrophenyl)-3-phenylurea