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, or c without using any additional words.
Options:
a. O=C(NC(CO)C(O)c1ccc([N+](=O)[O-])cc1)C(Cl)Cl
b. CNC1=C2CC(=O)C(OC)=CC=C2c2c(cc(OC)c(OC)c2OC)CC1
c. COc1cccc(C(=O)CBr)c1
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}