Task: Answer the multiple choice question.
Query: Which compound exhibits a 11.885\% hERG inhibition at a concentration of 1uM?
Constraint: You must select none, one or more options from a or b without using any other words.
Options:
(a) COc1ccc(Br)cc1C(=O)Nc1ccccc1N1CCN(C(=O)c2ccccc2)CC1
(b) Cc1c(N2C(=O)/C(=C\c3ccc(N(C)C)cc3)N(C)C2=S)c(=O)n(-c2ccccc2)n1C
Answer: b. Cc1c(N2C(=O)/C(=C\c3ccc(N(C)C)cc3)N(C)C2=S)c(=O)n(-c2ccccc2)n1C
{#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#}
Cc1c(N2C(=O)/C(=C\c3ccc(N(C)C)cc3)N(C)C2=S)c(=O)n(-c2ccccc2)n1C
Cc1c(N2C(=O)/C(=C\c3ccc(N(C)C)cc3)N(C)C2=S)c(=O)n(-c2ccccc2)n1C
4-[(4E)-4-[[4-(dimethylamino)phenyl]methylidene]-3-methyl-5-oxo-2-sulfanylideneimidazolidin-1-yl]-1,5-dimethyl-2-phenylpyrazol-3-one