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, b, or c without using any additional words.
Options:
(a) Oc1ccc(Cl)cc1
(b) CC(=O)OC(C)C(=O)OCC[N+](C)(C)C.CC(=O)OC(C)C(=O)OCC[N+](C)(C)C.O=S(=O)([O-])c1cccc2c(S(=O)(=O)[O-])cccc12
(c) Nc1ccc(O)c(C(=O)O)c1
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}