Problem statement: Answer the multiple choice question.
Query: Which compound has a -8.937\% hERG inhibition at a concentration of 1uM?
Constraint: You must select none, one or more options from a or b without using any other words.
Options:
a) O=C(Nc1cccnc1)c1ccc(COc2ccccc2Br)o1
b) CN(C(=O)COC(=O)c1ccc([N+](=O)[O-])cc1Cl)C1CCCCC1
Answer: b. CN(C(=O)COC(=O)c1ccc([N+](=O)[O-])cc1Cl)C1CCCCC1
{#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#}
CN(C(=O)COC(=O)c1ccc([N+](=O)[O-])cc1Cl)C1CCCCC1
CN(C(=O)COC(=O)c1ccc([N+](=O)[O-])cc1Cl)C1CCCCC1
[C][N][Branch2][Ring1][O][C][=Branch1][C][=O][C][O][C][=Branch1][C][=O][C][=C][C][=C][Branch1][=Branch1][N+1][=Branch1][C][=O][O-1][C][=C][Ring1][=Branch2][Cl][C][C][C][C][C][C][Ring1][=Branch1]
[2-[cyclohexyl(methyl)amino]-2-oxoethyl] 2-chloro-4-nitrobenzoate