Task: Answer the multiple-choice question.
Query: Which compound exhibits a 4.839\% hERG inhibition at 1uM?
Constraint: You must select none, one or more options from a or b without using any additional words.
Options:
[a] CN(C(=O)COC(=O)Cc1c(F)cccc1Cl)c1c(N)n(Cc2ccccc2)c(=O)[nH]c1=O
[b] COC(=O)c1cc(C(=O)OCC(=O)N(C)c2ccccc2)cc([N+](=O)[O-])c1
Answer: b. COC(=O)c1cc(C(=O)OCC(=O)N(C)c2ccccc2)cc([N+](=O)[O-])c1
{#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#}
COC(=O)c1cc(C(=O)OCC(=O)N(C)c2ccccc2)cc([N+](=O)[O-])c1
COC(=O)c1cc(C(=O)OCC(=O)N(C)c2ccccc2)cc([N+](=O)[O-])c1
1-O-methyl 3-O-[2-(N-methylanilino)-2-oxoethyl] 5-nitrobenzene-1,3-dicarboxylate