Task: Answer the multiple choice question.
Question: Which compound has a 42.289\% 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(C(=O)NCc1cccc(Cl)c1)N1C(=O)c2ccccc2C1=O
[b] Cc1cccn2c(=O)c(C(=O)NC3CCCCC3)c(O)nc12
Answer: b. Cc1cccn2c(=O)c(C(=O)NC3CCCCC3)c(O)nc12
{#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#}
Cc1cccn2c(=O)c(C(=O)NC3CCCCC3)c(O)nc12
Cc1cccn2c(=O)c(C(=O)NC3CCCCC3)c(O)nc12
N-cyclohexyl-2-hydroxy-9-methyl-4-oxopyrido[1,2-a]pyrimidine-3-carboxamide