Task: Answer the multiple-choice question.
Question: Which compound exhibits a 14.751\% 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) NC(=O)CCCC1=NS(=O)(=O)c2ccccc2N1
b) N#Cc1c(-c2ccccc2)c(-c2ccccc2)n[nH]c1=O
Answer: b. N#Cc1c(-c2ccccc2)c(-c2ccccc2)n[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(-c2ccccc2)c(-c2ccccc2)n[nH]c1=O
N#Cc1c(-c2ccccc2)c(-c2ccccc2)n[nH]c1=O
6-oxo-3,4-diphenyl-1H-pyridazine-5-carbonitrile