Problem statement: Answer the multiple-choice question.
Query: Which drug exhibits a 12.533\% 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(CSc2nncn2C)cc1F
b.) O=C1N/C(=N\S(=O)(=O)Cc2ccccc2)S/C1=C/c1cc([N+](=O)[O-])ccc1O
Answer: b. O=C1N/C(=N\S(=O)(=O)Cc2ccccc2)S/C1=C/c1cc([N+](=O)[O-])ccc1O
{#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=C1N/C(=N\S(=O)(=O)Cc2ccccc2)S/C1=C/c1cc([N+](=O)[O-])ccc1O
O=C1N/C(=N\S(=O)(=O)Cc2ccccc2)S/C1=C/c1cc([N+](=O)[O-])ccc1O
(NE)-N-[(5E)-5-[(2-hydroxy-5-nitrophenyl)methylidene]-4-oxo-1,3-thiazolidin-2-ylidene]-1-phenylmethanesulfonamide