Task: Answer the multiple-choice question.
Question: Which drug exhibits a 2.160\% human ether-à-go-go related gene (hERG) inhibition at 1uM?
Constraint: You must select none, one or more options from a, b, c, or d without using any other words.
Options:
a: COc1cccc(CN2CC(C(=O)NC3CCC3)CCC2=O)c1
b: Cc1ccc([N+](=O)[O-])cc1S(=O)(=O)NCc1cccnc1
c: CC(C)Cn1cnc2c1c(=O)n(CC(=O)N(C)C)c(=O)n2Cc1ccccc1
d: CCOc1ccc(-c2nc(C#N)c(N3CCOCC3)o2)cc1
Answer: b. Cc1ccc([N+](=O)[O-])cc1S(=O)(=O)NCc1cccnc1
{#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#}
Cc1ccc([N+](=O)[O-])cc1S(=O)(=O)NCc1cccnc1
Cc1ccc([N+](=O)[O-])cc1S(=O)(=O)NCc1cccnc1
[4-methyl-3-(pyridin-3-ylmethylsulfamoyl)phenyl]-oxido-oxoazanium