Task: Answer the MCQ question.
Query: Which compound exhibits a 18.178% hERG inhibition at a concentration of 10uM?
Constraint: You must select none, one or more options from a or b without using any additional words.
Options:
a N#Cc1ccccc1NC(=O)Nc1cccs1
b CCCCN1CCc2[nH]c(=S)[nH]c(=O)c2C1
Answer: a. N#Cc1ccccc1NC(=O)Nc1cccs1
{#Task|Problem statement!}: Answer the {#multiple choice|multiple-choice|MCQ!} question.
{#Question|Query!}: Which {#compound|drug!} {#has|exhibits!} a {herg_central_at_10uM#}{herg_central_at_10uM__units} {herg_central_at_10uM__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_10uM%}
Answer: {%multiple_choice_result}. {SMILES#}
N#Cc1ccccc1NC(=O)Nc1cccs1
N#Cc1ccccc1NC(=O)Nc1cccs1
1-(6-cyanocyclohexa-1,3,5-trien-1-yl)-3-(thiophen-2-yl)urea