Task: Answer the multiple-choice question.
Query: Which compound has a 17.586\% hERG inhibition at 1uM?
Constraint: You must select none, one or more options from a or b without using any other words.
Options:
[a] S=C(NCc1ccccc1)N1CCn2cccc2C1c1ccncc1
[b] NS(=O)(=O)c1ccc(CCNC(=O)c2ccccc2[N+](=O)[O-])cc1
Answer: b. NS(=O)(=O)c1ccc(CCNC(=O)c2ccccc2[N+](=O)[O-])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(CCNC(=O)c2ccccc2[N+](=O)[O-])cc1
NS(=O)(=O)c1ccc(CCNC(=O)c2ccccc2[N+](=O)[O-])cc1
oxido-oxo-[2-[2-(4-sulfamoylphenyl)ethylcarbamoyl]phenyl]azanium