Problem statement: Answer the multiple choice question.
Query: Which compound exhibits a -22.681\% human ether-à-go-go related gene (hERG) inhibition at a concentration of 1uM?
Constraint: You must select none, one or more options from a, b, c, or d without using any additional words.
Options:
a) COC(=O)c1sc2ccccc2c1N
b) CCc1nc(Nc2cccc(O)c2)c2oc3ccccc3c2n1.Cl
c) COc1ccc(NC(=O)CSc2ncn(-c3ccccc3)n2)cc1Cl
d) CCOC(=O)c1cccc(NC(=O)COc2ccc([N+](=O)[O-])cc2)c1
Answer: d. CCOC(=O)c1cccc(NC(=O)COc2ccc([N+](=O)[O-])cc2)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#}
ethyl 3-[[2-(4-nitrophenoxy)acetyl]amino]benzoate