Task: Answer the multiple-choice question.
Query: What is the hERG inhibition at a concentration of 1uM of a drug with the SMILES Nc1ccc(Oc2ccc3nc(-c4ccccc4)c(-c4ccc([N+](=O)[O-])cc4)nc3c2)cc1?
Constraint: You must return none, one or more options from a, b, c, or d without using any other words.
Options:
a. 11.524
b. 5.891
c. -1.210
d. 2.867
Answer: d. 2.867\%.
{#Task|Problem statement!}: Answer the {#multiple choice|multiple-choice|MCQ!} question.
{#Question|Query!}: What is the {herg_central_at_1uM__names__noun} of a {#compound|drug!} with the {SMILES__description} {SMILES#}?
Constraint: You must return none, one or more options from {%multiple_choice_enum%2-5%aA1} without using any {#other|additional!} words.
Options:
{herg_central_at_1uM%SMILES%}
Answer: {%multiple_choice_result}. {herg_central_at_1uM#}{herg_central_at_1uM__units}.
Nc1ccc(Oc2ccc3nc(-c4ccccc4)c(-c4ccc([N+](=O)[O-])cc4)nc3c2)cc1
Nc1ccc(Oc2ccc3nc(-c4ccccc4)c(-c4ccc([N+](=O)[O-])cc4)nc3c2)cc1
4-[3-(4-nitrophenyl)-2-phenylquinoxalin-6-yl]oxyaniline