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) O=[N+]([O-])c1ccc(Oc2ccccc2)cc1
(b) O=C(O)c1ccc([N+](=O)[O-])cc1
(c) CC(C)NCC(O)COc1ccc(CC(N)=O)cc1
Answer: 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}