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 additional words.
Options:
a: Nc1c2ncn(Cc3ccccc3)c2nc[n+]1[O-]
b: COc1cc(C2Oc3cc(O)cc(O)c3C(=O)C2=O)ccc1O
c: O=[N+]([O-])c1cccc(CCl)c1
d: CC(C)(C)NCC(O)c1ccc(O)c(NC(N)=O)c1
Answer: b, 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}