Task: Answer the MCQ question.
Query: Which compound exhibits a 3.339\% 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. N#Cc1ccccc1OCC(=O)NC(=O)NCc1ccco1
b. N#Cc1cccc(NC(=O)Cn2cnc(S(=O)(=O)N3CCc4ccccc43)c2)c1
c. N#Cc1cccc(NC(=O)c2cncn2-c2ccccc2)c1
Answer: a. N#Cc1ccccc1OCC(=O)NC(=O)NCc1ccco1
{#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#Cc1ccccc1OCC(=O)NC(=O)NCc1ccco1
N#Cc1ccccc1OCC(=O)NC(=O)NCc1ccco1
2-(2-cyanophenoxy)-N-(furan-2-ylmethylcarbamoyl)acetamide