Problem statement: Answer the MCQ question.
Question: Which drug has a 20.018\% human ether-à-go-go related gene (hERG) inhibition at 1uM?
Constraint: You must select none, one or more options from a, b, or c without using any additional words.
Options:
a) Cn1c(SCc2ccon2)nc2ccccc2c1=O
b) C#CCOC(=O)c1ccccc1C(=O)N(CC)CC
c) O=C(O)c1ccccc1N/C=C\[N+](=O)[O-]
Answer: c. O=C(O)c1ccccc1N/C=C\[N+](=O)[O-]
{#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#}
[(Z)-2-(2-carboxyanilino)ethenyl]-oxido-oxoazanium