Task: Answer the multiple choice question.
Question: Which compound has a 9.426% hERG inhibition at a concentration of 10uM?
Constraint: You must select none, one or more options from a, b, or c without using any other words.
Options:
[a] CN1CCN(Cc2ccc(OCc3ccccc3)cc2)CC1
[b] CCOC(=O)c1oc2nc3c(cc2c1N)CCCC3
[c] COc1cc(OC)cc(-c2nnc(NC(=O)CCS(=O)(=O)c3ccccc3)o2)c1
Answer: b. CCOC(=O)c1oc2nc3c(cc2c1N)CCCC3
{#Task|Problem statement!}: Answer the {#multiple choice|multiple-choice|MCQ!} question.
{#Question|Query!}: Which {#compound|drug!} {#has|exhibits!} a {herg_central_at_10uM#}{herg_central_at_10uM__units} {herg_central_at_10uM__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_10uM%}
Answer: {%multiple_choice_result}. {SMILES#}
CCOC(=O)c1oc2nc3c(cc2c1N)CCCC3
CCOC(=O)c1oc2nc3c(cc2c1N)CCCC3
ethyl 3-amino-5,6,7,8-tetrahydrofuro[2,3-b]quinoline-2-carboxylate