Task: Answer the multiple-choice question.
Question: Which compound exhibits a 12.287\% hERG inhibition at 1uM?
Constraint: You must select none, one or more options from a or b without using any other words.
Options:
a. CC(=O)C(=Nc1ccc(Cl)cc1Cl)NNc1cccc(Cl)c1
b. Cc1ccccc1NC(=O)c1ccc2c(O)c(S(=O)(=O)c3ccccc3)c(=O)[nH]c2c1
Answer: a. CC(=O)C(=Nc1ccc(Cl)cc1Cl)NNc1cccc(Cl)c1
{#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#}
CC(=O)C(=Nc1ccc(Cl)cc1Cl)NNc1cccc(Cl)c1
CC(=O)C(=Nc1ccc(Cl)cc1Cl)NNc1cccc(Cl)c1
N-(3-chloroanilino)-N'-(2,4-dichlorophenyl)-2-oxopropanimidamide