Problem statement: Answer the MCQ question.
Query: Which drug exhibits a -14.060\% 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: CCOC(=O)Cn1c(=O)c2c(nc3n2CCCN3Cc2ccccc2)n(C)c1=O
b: COc1ccc(COCC(O)CN(Cc2ccccc2)C(C)C)cc1OC
Answer: a. CCOC(=O)Cn1c(=O)c2c(nc3n2CCCN3Cc2ccccc2)n(C)c1=O
{#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#}
CCOC(=O)Cn1c(=O)c2c(nc3n2CCCN3Cc2ccccc2)n(C)c1=O
CCOC(=O)Cn1c(=O)c2c(nc3n2CCCN3Cc2ccccc2)n(C)c1=O
ethyl 2-(9-benzyl-1-methyl-2,4-dioxo-7,8-dihydro-6H-purino[7,8-a]pyrimidin-3-yl)acetate