Task: Answer the multiple-choice question.
Query: Which compound exhibits a 15.155\% 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] N#Cc1cnc(SCC(=O)N2CCCCC2)nc1N
[b] Cc1cccc(S(=O)(=O)c2c(N)n(/N=C/c3ccco3)c3nc4ccccc4nc23)c1
Answer: a. N#Cc1cnc(SCC(=O)N2CCCCC2)nc1N
{#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#Cc1cnc(SCC(=O)N2CCCCC2)nc1N
N#Cc1cnc(SCC(=O)N2CCCCC2)nc1N
4-amino-2-(2-oxo-2-piperidin-1-ylethyl)sulfanylpyrimidine-5-carbonitrile