Problem statement: Answer the multiple-choice question.
Query: Which compound has a -15.121\% human ether-à-go-go related gene (hERG) inhibition at 1uM?
Constraint: You must select none, one or more options from a or b without using any other words.
Options:
(a) COC(=O)c1cccc(Nc2ccc([N+](=O)[O-])cn2)c1
(b) COc1ccccc1C(=O)NCCCNc1ccc([N+](=O)[O-])cc1
Answer: b. COc1ccccc1C(=O)NCCCNc1ccc([N+](=O)[O-])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#}
COc1ccccc1C(=O)NCCCNc1ccc([N+](=O)[O-])cc1
COc1ccccc1C(=O)NCCCNc1ccc([N+](=O)[O-])cc1
2-methoxy-N-[3-(4-nitroanilino)propyl]benzamide