Problem statement: Answer the multiple choice question.
Query: Which drug exhibits a 4.376\% hERG inhibition at 1uM?
Constraint: You must select none, one or more options from a, b, or c without using any other words.
Options:
[a] O=C(COC(=O)/C=C/c1ccco1)NCc1ccc2c(c1)OCO2
[b] CN(CC(=O)Nc1ccccc1C(F)(F)F)C(=O)COc1cccnc1[N+](=O)[O-]
[c] CCOC(=O)N1CCN(Cc2nc(-c3ccc(Cl)cc3)no2)CC1
Answer: c. CCOC(=O)N1CCN(Cc2nc(-c3ccc(Cl)cc3)no2)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#}
CCOC(=O)N1CCN(Cc2nc(-c3ccc(Cl)cc3)no2)CC1
CCOC(=O)N1CCN(Cc2nc(-c3ccc(Cl)cc3)no2)CC1
ethyl 4-[[3-(4-chlorophenyl)-1,2,4-oxadiazol-5-yl]methyl]piperazine-1-carboxylate