Task: Answer the multiple-choice question.
Question: Which compound has a 14.270\% 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 or b without using any additional words.
Options:
a Cc1cc(C(N)=O)c2cc(Br)ccc2n1
b CCOc1ccc(NN=C(C(=O)OC)C(=O)OC)c([N+](=O)[O-])c1
Answer: b. CCOc1ccc(NN=C(C(=O)OC)C(=O)OC)c([N+](=O)[O-])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#}
dimethyl 2-[(4-ethoxy-2-nitrophenyl)hydrazinylidene]propanedioate