Problem statement: Answer the multiple choice question.
Query: Which compound exhibits a 26.284\% hERG inhibition at a concentration of 1uM?
Constraint: You must select none, one or more options from a, b, or c without using any other words.
Options:
a CCCCCCn1c(N2CCCC2)nc2c1c(=O)[nH]c(=O)n2C
b CC1(NC(=O)/C=C/c2nc3ccccc3s2)CCS(=O)(=O)C1
c Cn1c(=O)[nH]c(=O)c2c1nc(N1CCOCC1)n2CCN1CCOCC1
Answer: c. Cn1c(=O)[nH]c(=O)c2c1nc(N1CCOCC1)n2CCN1CCOCC1
{#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#}
Cn1c(=O)[nH]c(=O)c2c1nc(N1CCOCC1)n2CCN1CCOCC1
Cn1c(=O)[nH]c(=O)c2c1nc(N1CCOCC1)n2CCN1CCOCC1
3-methyl-8-morpholin-4-yl-7-(2-morpholin-4-ylethyl)purine-2,6-dione