Task: Answer the multiple-choice question.
Question: Which compound exhibits a -4.764\% 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] CCc1ccc(NC(=O)c2noc3c2CCC3)cc1
[b] N#Cc1c(N)oc(-c2ccc3c(c2)OCO3)c1-c1ccc2c(c1)OCO2
[c] COc1ccc(NC(=O)c2ccccc2)c([N+](=O)[O-])c1
Answer: b. N#Cc1c(N)oc(-c2ccc3c(c2)OCO3)c1-c1ccc2c(c1)OCO2
{#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(N)oc(-c2ccc3c(c2)OCO3)c1-c1ccc2c(c1)OCO2
N#Cc1c(N)oc(-c2ccc3c(c2)OCO3)c1-c1ccc2c(c1)OCO2
2-amino-4,5-bis(1,3-benzodioxol-5-yl)furan-3-carbonitrile