Task: Please answer the multiple choice question.
Question: Which molecules are not toxic in the estrogen receptor alpha assay?
Constraint: You must select none, one or more options from a or b without using any other words.
Options:
a: CCNc1nc(NC(C)CC)nc(OC)n1
b: C[C@](O)(CS(=O)(=O)c1ccc(F)cc1)C(=O)Nc1ccc(C#N)c(C(F)(F)F)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}