Task: Answer the MCQ question.
Query: Which compound has a 8.743\% hERG inhibition at a concentration of 1uM?
Constraint: You must select none, one or more options from a, b, or c without using any additional words.
Options:
a) Cc1ccccc1NC(=O)Cc1nnc(N)s1
b) CCOCCn1c(=O)c2c(nc3n2CCCN3Cc2ccccc2)n(C)c1=O
c) O=C(NCc1ccco1)c1cc2sccc2n1Cc1ccccc1
Answer: b. CCOCCn1c(=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#}
CCOCCn1c(=O)c2c(nc3n2CCCN3Cc2ccccc2)n(C)c1=O
CCOCCn1c(=O)c2c(nc3n2CCCN3Cc2ccccc2)n(C)c1=O
9-benzyl-3-(2-ethoxyethyl)-1-methyl-7,8-dihydro-6H-purino[7,8-a]pyrimidine-2,4-dione