Task: Answer the multiple choice question.
Question: Which compound has a 22.112\% human ether-à-go-go related gene (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] CCN(CC)c1ccc(CNc2nnnn2C)cc1
[b] Cc1ccc(C)c(C(=O)COC(=O)c2ccccc2N2C(=O)C3C4CCC(C4)C3C2=O)c1
Answer: a. CCN(CC)c1ccc(CNc2nnnn2C)cc1
{#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#}
CCN(CC)c1ccc(CNc2nnnn2C)cc1
CCN(CC)c1ccc(CNc2nnnn2C)cc1
N-[[4-(diethylamino)phenyl]methyl]-1-methyltetrazol-5-amine