Task: Answer the multiple-choice question.
Question: Which compound has a 15.786\% 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] O=C(COc1ccc(Cl)cc1Cl)NNC(=S)NCc1ccco1
[b] CCOc1ccc(C2/C(=C(\O)c3ccc4c(c3)OCCO4)C(=O)C(=O)N2Cc2cccnc2)cc1OCC
[c] COc1ccccc1-c1c(C)nn2c(-c3ccccc3)cc(C)nc12
Answer: b. CCOc1ccc(C2/C(=C(\O)c3ccc4c(c3)OCCO4)C(=O)C(=O)N2Cc2cccnc2)cc1OCC
{#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#}
CCOc1ccc(C2/C(=C(\O)c3ccc4c(c3)OCCO4)C(=O)C(=O)N2Cc2cccnc2)cc1OCC
CCOc1ccc(C2/C(=C(\O)c3ccc4c(c3)OCCO4)C(=O)C(=O)N2Cc2cccnc2)cc1OCC
(4E)-5-(3,4-diethoxyphenyl)-4-[2,3-dihydro-1,4-benzodioxin-6-yl(hydroxy)methylidene]-1-(pyridin-3-ylmethyl)pyrrolidine-2,3-dione