Task: Answer the multiple-choice question.
Query: Which compound has a 13.564\% hERG inhibition at a concentration of 1uM?
Constraint: You must select none, one or more options from a, b, or c without using any other words.
Options:
a COc1ccc(N2CCCn3c2nc2c3c(=O)n(CCCc3ccccc3)c(=O)n2C)cc1
b COC(=O)COc1ccc(S(=O)(=O)Nc2ccc3c(c2)OCCO3)cc1Cl
c S=C(Nc1ccccc1)Nc1ccc(Br)cc1
Answer: b. COC(=O)COc1ccc(S(=O)(=O)Nc2ccc3c(c2)OCCO3)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#}
COC(=O)COc1ccc(S(=O)(=O)Nc2ccc3c(c2)OCCO3)cc1Cl
COC(=O)COc1ccc(S(=O)(=O)Nc2ccc3c(c2)OCCO3)cc1Cl
methyl2-[2-chloro-4-(2,3-dihydro-1,4-benzodioxin-6-ylsulfamoyl)phenoxy]acetate