Task: Answer the MCQ question.
Question: Which compound exhibits a -7.890\% hERG inhibition at 1uM?
Constraint: You must select none, one or more options from a or b without using any other words.
Options:
a: CCOc1ccc(Nc2nc3c(C)cccc3cc2C#N)cc1
b: CC(C)(C)OC(=O)NCCc1nnc(S(=O)(=O)Cc2ccc(Cl)cc2Cl)o1
Answer: b. CC(C)(C)OC(=O)NCCc1nnc(S(=O)(=O)Cc2ccc(Cl)cc2Cl)o1
{#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(C)(C)OC(=O)NCCc1nnc(S(=O)(=O)Cc2ccc(Cl)cc2Cl)o1
CC(C)(C)OC(=O)NCCc1nnc(S(=O)(=O)Cc2ccc(Cl)cc2Cl)o1
tert-butyl N-[2-[5-[(2,4-dichlorophenyl)methylsulfonyl]-1,3,4-oxadiazol-2-yl]ethyl]carbamate