Task: Please answer the multiple choice question.
Question: Which molecules are toxic in the NR-AhR assay?
Constraint: You must select none, one or more options from a or b without using any additional words.
Options:
a O=C(Nc1ccc([N+](=O)[O-])cc1Cl)c1cc(Cl)ccc1O
b OC(c1ccc(Cl)cc1)(c1ccc(Cl)cc1)c1cccnc1
Answer: a
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}