Task: Please answer the multiple choice question.
Question: Which molecules are toxic in the NR-Estrogen receptor alpha assay?
Constraint: You must select none, one or more options from a, b, c, or d without using any additional words.
Options:
[a] CCCCCCCOC(=O)c1ccc(O)cc1
[b] C=C(CC)C(=O)c1ccc(OCC(=O)O)c(Cl)c1Cl
[c] COc1ccccc1[N+](=O)[O-]
[d] Nc1ccc(O)cc1
Answer: a
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}