Problem statement: Answer the multiple-choice question.
Query: Which drug exhibits a 12.763\% 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] NS(=O)(=O)c1ccc(NC(=S)Nc2nn(Cc3ccc(Cl)cc3Cl)cc2Cl)cc1
[b] COCCCNC(=O)c1ccc2c(c1)nc(C)n2-c1cccc(C)c1
Answer: a. NS(=O)(=O)c1ccc(NC(=S)Nc2nn(Cc3ccc(Cl)cc3Cl)cc2Cl)cc1
{#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#}
NS(=O)(=O)c1ccc(NC(=S)Nc2nn(Cc3ccc(Cl)cc3Cl)cc2Cl)cc1
NS(=O)(=O)c1ccc(NC(=S)Nc2nn(Cc3ccc(Cl)cc3Cl)cc2Cl)cc1
1-[4-chloro-1-[(2,4-dichlorophenyl)methyl]pyrazol-3-yl]-3-(4-sulfamoylphenyl)thiourea