Problem statement: Answer the MCQ question.
Question: Which drug has a 8.632\% hERG inhibition at a concentration of 1uM?
Constraint: You must select none, one or more options from a or b without using any other words.
Options:
a. CC(=O)N1C(C(=O)O)Cc2c([nH]c3ccccc23)C1(C)C
b. N#CC1=C(N)N2C(=C(C#N)C1c1cccc(Br)c1)Nc1ccccc12
Answer: b. N#CC1=C(N)N2C(=C(C#N)C1c1cccc(Br)c1)Nc1ccccc12
{#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#CC1=C(N)N2C(=C(C#N)C1c1cccc(Br)c1)Nc1ccccc12
N#CC1=C(N)N2C(=C(C#N)C1c1cccc(Br)c1)Nc1ccccc12
1-amino-3-(3-bromophenyl)-3,5-dihydropyrido[1,2-a]benzimidazole-2,4-dicarbonitrile