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.) O=c1[nH]ncc2ccccc12
b.) CCOc1cccc(-n2cc(C(=O)N3CCN(c4cc(C(=O)[O-])c5ccccc5c4)CC3)nc2-c2ccc(C)cc2)c1
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}