Problem statement: Answer the multiple choice question.
Question: Which compound exhibits a -6.057\% human ether-à-go-go related gene (hERG) inhibition at a concentration of 1uM?
Constraint: You must select none, one or more options from a or b without using any additional words.
Options:
(a) Cn1cnnc1SCC(=O)Nc1sccc1C#N
(b) NS(=O)(=O)c1ccc(CCNC(=O)c2cc([N+](=O)[O-])ccc2N2CCOCC2)cc1
Answer: b. NS(=O)(=O)c1ccc(CCNC(=O)c2cc([N+](=O)[O-])ccc2N2CCOCC2)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)c2cc([N+](=O)[O-])ccc2N2CCOCC2)cc1
NS(=O)(=O)c1ccc(CCNC(=O)c2cc([N+](=O)[O-])ccc2N2CCOCC2)cc1
2-morpholin-4-yl-5-nitro-N-[2-(4-sulfamoylphenyl)ethyl]benzamide