Task: Please answer the multiple choice question.
Question: Which molecules are Ames mutagenic?
Constraint: You must select none, one or more options from a, b, c, or d without using any other words.
Options:
[a] Cc1cccc2cccc([N+](=O)[O-])c12
[b] Cc1ccc(C)c(C)c1C
[c] O=C(Nc1ccc(Cl)cc1)Nc1ccc(Cl)c(Cl)c1
[d] COC(=O)C12OC1(C)C(C)(O)OC2=O
Answer: a, d
Task: Please answer the multiple choice question.
Question: Which molecules are {mutagenic#not &NULL}{mutagenic__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%mutagenic%}
Answer: {%multiple_choice_result}