Task: Answer the multiple-choice question.
Question: Which compound exhibits a 13.304\% hERG inhibition at 1uM?
Constraint: You must select none, one or more options from a or b without using any additional words.
Options:
(a) CC(C)(C)SCCNC(=O)CN1C(=O)c2cccc3cccc1c23
(b) O=C(CSc1nnc(C2COc3ccccc3O2)o1)Nc1ccc(F)cc1Cl
Answer: b. O=C(CSc1nnc(C2COc3ccccc3O2)o1)Nc1ccc(F)cc1Cl
{#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=C(CSc1nnc(C2COc3ccccc3O2)o1)Nc1ccc(F)cc1Cl
O=C(CSc1nnc(C2COc3ccccc3O2)o1)Nc1ccc(F)cc1Cl
N-(2-chloro-4-fluorophenyl)-2-[[5-(2,3-dihydro-1,4-benzodioxin-3-yl)-1,3,4-oxadiazol-2-yl]sulfanyl]acetamide