Task: Please answer the multiple choice question.
Question: Which molecules are not toxic in the NR-Estrogen receptor alpha assay?
Constraint: You must select none, one or more options from a or b without using any other words.
Options:
a. Nc1ccc(S(=O)(=O)NC(=O)c2ccccc2)cc1
b. CCOC(=O)[C@H](CCc1ccccc1)N[C@H]1CS[C@H](c2cccs2)CN(CC(=O)O)C1=O
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}