Task: Answer the multiple choice question.
Question: Which compound exhibits a 6.447\% 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.) Brc1ccc(-c2cn3nc4c(nc3n2)CCCC4)cc1
b.) CC(=O)Nc1ccc(S(=O)(=O)N(C)CC(=O)OCC(=O)N2CCCC2=O)cc1
Answer: b. CC(=O)Nc1ccc(S(=O)(=O)N(C)CC(=O)OCC(=O)N2CCCC2=O)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#}
CC(=O)Nc1ccc(S(=O)(=O)N(C)CC(=O)OCC(=O)N2CCCC2=O)cc1
CC(=O)Nc1ccc(S(=O)(=O)N(C)CC(=O)OCC(=O)N2CCCC2=O)cc1
[2-oxo-2-(2-oxopyrrolidin-1-yl)ethyl] 2-[(4-acetamidophenyl)sulfonyl-methylamino]acetate