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, or c without using any additional words.
Options:
[a] Nc1nc(N)nc(-c2ccccc2)n1
[b] N[C@@H](C(=O)N[C@@H]1C(=O)N2C(C(=O)O)=C(Cl)CS[C@H]12)c1ccccc1
[c] Cc1ccc2ccccc2c1[N+](=O)[O-]
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}