Task: Answer the multiple choice question.
Question: Which compound exhibits a 2.189\% hERG inhibition at 1uM?
Constraint: You must select none, one or more options from a or b without using any other words.
Options:
a: N#Cc1c(-c2ccco2)nc(SCC(=O)Nc2cccc(Cl)c2)[nH]c1=O
b: N#C/C(=C/c1ccc(N2CCOCC2)o1)c1nc2ccccc2[nH]1
Answer: a. N#Cc1c(-c2ccco2)nc(SCC(=O)Nc2cccc(Cl)c2)[nH]c1=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#}
N#Cc1c(-c2ccco2)nc(SCC(=O)Nc2cccc(Cl)c2)[nH]c1=O
N#Cc1c(-c2ccco2)nc(SCC(=O)Nc2cccc(Cl)c2)[nH]c1=O
N-(3-chlorophenyl)-2-[[5-cyano-4-(furan-2-yl)-6-oxo-1H-pyrimidin-2-yl]sulfanyl]acetamide