Task: Answer the multiple choice question.
Query: Which compound has a 25.247\% 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.) CCC(C)Nc1nc(N)c([N+](=O)[O-])c(NC2CCCCC2)n1
b.) Cc1cc(N/N=C\c2ccc(Br)cc2)nc(-n2nc(C)cc2C)n1
Answer: a. CCC(C)Nc1nc(N)c([N+](=O)[O-])c(NC2CCCCC2)n1
{#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#}
CCC(C)Nc1nc(N)c([N+](=O)[O-])c(NC2CCCCC2)n1
CCC(C)Nc1nc(N)c([N+](=O)[O-])c(NC2CCCCC2)n1
2-N-butan-2-yl-4-N-cyclohexyl-5-nitropyrimidine-2,4,6-triamine