Task: Please answer the multiple choice question.
Question: Which molecules are toxic in the estrogen receptor alpha assay?
Constraint: You must select none, one or more options from a, b, or c without using any other words.
Options:
[a] O=C1OC[C@H](Cc2cccc(O)c2)[C@H]1Cc1cccc(O)c1
[b] C=CN1CCCCCC1=O
[c] Cc1cc(C)c(/N=N/c2c(O)c(S(=O)(=O)[O-])cc3cc(S(=O)(=O)[O-])ccc23)cc1C
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}