Task: Please answer the multiple choice question.
Question: Which molecules are not 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) CCCCCCC(=O)O[C@H]1CC[C@H]2[C@@H]3CC[C@H]4CC(=O)C=C(C)[C@]4(C)[C@H]3CC[C@]12C
b) CCOP(=S)(OCC)Oc1cc(-c2ccccc2)on1
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}