Task: Answer the multiple choice question.
Query: Which compound has a -2.203\% hERG inhibition at a concentration of 1uM?
Constraint: You must select none, one or more options from a or b without using any additional words.
Options:
a: O=[N+]([O-])c1ccc(/C=C/c2ccc3cccc([N+](=O)[O-])c3n2)cc1
b: Cc1ccc(-n2nnc(-c3nccs3)n2)cc1
Answer: b. Cc1ccc(-n2nnc(-c3nccs3)n2)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#}
Cc1ccc(-n2nnc(-c3nccs3)n2)cc1
Cc1ccc(-n2nnc(-c3nccs3)n2)cc1
2-[2-(4-methylphenyl)tetrazol-5-yl]-1,3-thiazole