Problem statement: Answer the multiple choice question.
Question: Which drug has a 16.682\% 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] CCCN(CCC)C(=O)Nc1ccc(F)cc1F
[b] O=C(NC(=S)Nc1ccc(N2CCCC2)cc1)c1ccccc1[N+](=O)[O-]
Answer: a. CCCN(CCC)C(=O)Nc1ccc(F)cc1F
{#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#}
CCCN(CCC)C(=O)Nc1ccc(F)cc1F
CCCN(CCC)C(=O)Nc1ccc(F)cc1F
3-(2,4-difluorophenyl)-1,1-dipropylurea