Task: Please answer the multiple choice question.
Question: Which molecules are not mutagenic?
Constraint: You must select none, one or more options from a, b, c, or d without using any additional words.
Options:
[a] O=[N+]([O-])c1ccc([N+](=O)[O-])cc1
[b] CC(C)CC(NC(=O)COc1cc(Cl)c(Cl)cc1Cl)C(=O)O
[c] CCC(C)c1ccccc1O
[d] Cc1cc(C)cc([N+](=O)[O-])c1
Answer: b, c
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}