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, c, or d without using any additional words.
Options:
a: Nc1ccc(F)cc1F
b: O=[N+]([O-])c1ccccc1CO
c: CCN(CC)C(=O)Cc1ccccc1
d: C[N+]1([O-])CC=C(c2ccccc2)CC1
Answer: b, 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}