Task: Please answer the multiple choice question.
Question: Which molecules are toxic in the aryl hydrocarbon receptor assay?
Constraint: You must select none, one or more options from a, b, c, or d without using any additional words.
Options:
a: Fc1c(F)c(F)c(Br)c(F)c1F
b: Nc1ccc([N+](=O)[O-])cc1O
c: CCCN(CC)C(CC)C(=O)Nc1c(C)cccc1C
d: C[C@](N)(Cc1ccc(O)c(O)c1)C(=O)O
Answer: b
Task: Please answer the multiple choice question.
Question: Which molecules are {toxicity_NR-AhR#not &NULL}{toxicity_NR-AhR__names__adjective}?
Constraint: You must select none, one or more options from {%multiple_choice_enum%2-5%aA1} without using any {#other|additional!} words.
Options:
{SMILES%toxicity_NR-AhR%}
Answer: {%multiple_choice_result}