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 CC(CC=O)c1ccc(C(C)(C)C)cc1
b CC(C)c1ccccc1
c COc1cc(N)cc(OC)c1N
d O=[N+]([O-])c1ccc2c(c1)Oc1cc(Cl)c(Cl)cc1O2
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}