Task: Please answer the multiple choice question.
Question: Which molecules are not Ames mutagenic?
Constraint: You must select none, one or more options from a, b, or c without using any additional words.
Options:
[a] CNC1=C2CC(=O)C(OC)=CC=C2c2c(cc(OC)c(OC)c2OC)CC1
[b] O=C(O)CCCOc1ccc(Cl)cc1Cl
[c] OCc1ccc(Br)cc1
Answer: a, 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}