Problem statement: Answer the multiple-choice question.
Query: Which drug has a 20.710\% 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: Cc1noc(C)c1C(=O)N1CCCC(N2CCN(c3cccc(C(F)(F)F)c3)CC2)C1
b: NS(=O)(=O)c1ccc(Nc2ncccc2[N+](=O)[O-])cc1
Answer: b. NS(=O)(=O)c1ccc(Nc2ncccc2[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(Nc2ncccc2[N+](=O)[O-])cc1
NS(=O)(=O)c1ccc(Nc2ncccc2[N+](=O)[O-])cc1
oxido-oxo-[2-(4-sulfamoylanilino)pyridin-3-yl]azanium