Task: Answer the multiple-choice question.
Question: Which compound exhibits a -1.560\% hERG inhibition at 1uM?
Constraint: You must select none, one or more options from a, b, or c without using any other words.
Options:
a: COc1ccc(Oc2nc3c(c(=O)n(C)c(=O)n3C)n2Cc2ccccc2)cc1
b: CCCCc1nc2cc(C(=O)N3CCC(OC)CC3)ccc2o1
c: COc1ccc(C(CNC(=O)c2oc3ccccc3c2C)N2CCCC2)cc1
Answer: a. COc1ccc(Oc2nc3c(c(=O)n(C)c(=O)n3C)n2Cc2ccccc2)cc1
{#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#}
COc1ccc(Oc2nc3c(c(=O)n(C)c(=O)n3C)n2Cc2ccccc2)cc1
COc1ccc(Oc2nc3c(c(=O)n(C)c(=O)n3C)n2Cc2ccccc2)cc1
7-benzyl-8-(4-methoxyphenoxy)-1,3-dimethylpurine-2,6-dione