Task: Answer the multiple choice question.
Query: Which compound exhibits a -5.453\% 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] COc1ccc(C(=O)NCCNc2ccc([N+](=O)[O-])cc2)cc1
[b] COC(C/C=C/[C@@H](O)COCc1ccccc1)OC
Answer: a. COc1ccc(C(=O)NCCNc2ccc([N+](=O)[O-])cc2)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#}
COc1ccc(C(=O)NCCNc2ccc([N+](=O)[O-])cc2)cc1
COc1ccc(C(=O)NCCNc2ccc([N+](=O)[O-])cc2)cc1
4-methoxy-N-[2-(4-nitroanilino)ethyl]benzamide