Task: Please answer the multiple choice question.
Question: Which molecules are not toxic in the NR-ER assay?
Constraint: You must select none, one or more options from a or b without using any other words.
Options:
[a] Cc1cccc[n+]1[O-]
[b] CO[C@]12C[C@@H](COC(=O)c3cncc(Br)c3)CN(C)[C@@H]1Cc1cn(C)c3cccc2c13
Answer: a, b
Task: Please answer the multiple choice question.
Question: Which molecules are {toxicity_NR-ER#not &NULL}{toxicity_NR-ER__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-ER%}
Answer: {%multiple_choice_result}