Problem statement: Answer the multiple-choice question.
Question: Which compound exhibits a 5.000\% 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, d, or e without using any additional words.
Options:
(a) Nc1ccccc1N1C(=O)c2cccc3cccc(c23)C1=O
(b) O=C(CCNC(=O)c1ccc([N+](=O)[O-])cc1)Nc1ccccc1N1CCCCC1
(c) COc1ccc(C2CC(c3ccccc3)=NN2C(=O)CCC(=O)O)cc1
(d) O=C(COC(=O)/C=C/c1ccc(OC(F)F)cc1)NC(=O)NCc1ccccc1
(e) COc1ccc2cc(CN(Cc3ccco3)Cc3nnnn3C3CCCCC3)c(=O)[nH]c2c1
Answer: a. Nc1ccccc1N1C(=O)c2cccc3cccc(c23)C1=O
{#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#}
Nc1ccccc1N1C(=O)c2cccc3cccc(c23)C1=O
Nc1ccccc1N1C(=O)c2cccc3cccc(c23)C1=O
2-(2-aminophenyl)benzo[de]isoquinoline-1,3-dione