Task: Answer the MCQ question.
Question: Which drug exhibits a 17.533\% 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(N(C)C2=NS(=O)(=O)c3ccccc32)cc1
(b) CC(=O)Nc1ccc(S(=O)(=O)N2CCC(C(=O)NCCc3ccc(Cl)cc3)CC2)cc1
(c) CCOC(=O)c1cc(C(=O)NN)c(=O)[nH]c1C
Answer: c. CCOC(=O)c1cc(C(=O)NN)c(=O)[nH]c1C
{#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#}
CCOC(=O)c1cc(C(=O)NN)c(=O)[nH]c1C
CCOC(=O)c1cc(C(=O)NN)c(=O)[nH]c1C
ethyl 5-(hydrazinecarbonyl)-2-methyl-6-oxo-1H-pyridine-3-carboxylate