Task: Answer the multiple-choice question.
Query: Which compound has a -22.067\% hERG inhibition at 1uM?
Constraint: You must select none, one or more options from a or b without using any additional words.
Options:
a O=C1CCC2S/C(=C/Nc3ccc(C(F)(F)F)cc3)C(=O)N12
b CCn1c(COc2cccc3cccnc23)nnc1SC(F)F
Answer: a. O=C1CCC2S/C(=C/Nc3ccc(C(F)(F)F)cc3)C(=O)N12
{#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#}
O=C1CCC2S/C(=C/Nc3ccc(C(F)(F)F)cc3)C(=O)N12
O=C1CCC2S/C(=C/Nc3ccc(C(F)(F)F)cc3)C(=O)N12
(2E)-2-[[4-(trifluoromethyl)anilino]methylidene]-7,7a-dihydro-6H-pyrrolo[2,1-b][1,3]thiazole-3,5-dione