Task: Answer the multiple-choice question.
Query: Which compound exhibits a 21.609\% 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.) CCOC(=O)CNC(=O)N1CCCC(Cc2ccccc2)(C(=O)OCC)C1
b.) CCOC(=O)C1=C(c2ccccc2)Nc2nc(C)nn2C1c1cccc(OC)c1OC
c.) CCCOc1ccc(N2C(=O)CC(N(CCc3ccc(S(N)(=O)=O)cc3)C(C)=O)C2=O)cc1
Answer: c. CCCOc1ccc(N2C(=O)CC(N(CCc3ccc(S(N)(=O)=O)cc3)C(C)=O)C2=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#}
CCCOc1ccc(N2C(=O)CC(N(CCc3ccc(S(N)(=O)=O)cc3)C(C)=O)C2=O)cc1
CCCOc1ccc(N2C(=O)CC(N(CCc3ccc(S(N)(=O)=O)cc3)C(C)=O)C2=O)cc1
N-[2,5-dioxo-1-(4-propoxyphenyl)pyrrolidin-3-yl]-N-[2-(4-sulfamoylphenyl)ethyl]acetamide