Task: Answer the multiple-choice question.
Question: Which compound has a -0.269\% 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] CCN1CCN(C(=O)COCc2cc(-c3ccc4c(c3)OCO4)on2)CC1
[b] O=C(COC(=O)CNC(=O)c1ccccc1)NCCNC(=O)COC(=O)CNC(=O)c1ccccc1
[c] O=C(O)c1cccc(NC(=S)NC(=O)C(c2ccccc2)c2ccccc2)c1
Answer: a. CCN1CCN(C(=O)COCc2cc(-c3ccc4c(c3)OCO4)on2)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#}
CCN1CCN(C(=O)COCc2cc(-c3ccc4c(c3)OCO4)on2)CC1
CCN1CCN(C(=O)COCc2cc(-c3ccc4c(c3)OCO4)on2)CC1
2-[[5-(1,3-benzodioxol-5-yl)-1,2-oxazol-3-yl]methoxy]-1-(4-ethylpiperazin-1-yl)ethanone