Task: Answer the multiple choice question.
Query: Which compound has a -8.642\% hERG inhibition at a concentration of 1uM?
Constraint: You must select none, one or more options from a or b without using any additional words.
Options:
a CCOc1ccc2nc(N3CCC(C(=O)N4CCN(C5CCCCC5)CC4)CC3)sc2c1
b CCc1cccc(NC(=O)c2ccc(Cn3c(=O)[nH]c4ccsc4c3=O)cc2)c1
Answer: a. CCOc1ccc2nc(N3CCC(C(=O)N4CCN(C5CCCCC5)CC4)CC3)sc2c1
{#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#}
CCOc1ccc2nc(N3CCC(C(=O)N4CCN(C5CCCCC5)CC4)CC3)sc2c1
CCOc1ccc2nc(N3CCC(C(=O)N4CCN(C5CCCCC5)CC4)CC3)sc2c1
(4-cyclohexylpiperazin-1-yl)-[1-(6-ethoxy-1,3-benzothiazol-2-yl)piperidin-4-yl]methanone