Problem statement: Answer the multiple-choice question.
Question: Which compound has a 15.189\% 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) O=C(NCc1ccccn1)Nc1cc(Cl)ccc1Cl
(b) O=[N+]([O-])c1ccc(-n2nnnc2-c2ccccc2)c([N+](=O)[O-])c1
Answer: b. O=[N+]([O-])c1ccc(-n2nnnc2-c2ccccc2)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#}
O=[N+]([O-])c1ccc(-n2nnnc2-c2ccccc2)c([N+](=O)[O-])c1
O=[N+]([O-])c1ccc(-n2nnnc2-c2ccccc2)c([N+](=O)[O-])c1
1-(2,4-dinitrophenyl)-5-phenyltetrazole