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, c, or d without using any other words.
Options:
a: CC(=O)Nc1ccc(C(=O)O)cc1
b: O=[N+]([O-])c1ccc(NO)cc1
c: O=C(c1ccccc1)C(O)c1ccccc1
d: Cc1cc(N)c(S(=O)(=O)O)cc1Cl
Answer: a, c, 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}