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: O=S(=O)(O)c1cc(S(=O)(=O)O)c2cc(O)ccc2c1
b: [N-]=[N+]=C1C=CC(=O)C=C1
c: CN(C)C(=O)Nc1ccc(Cl)cc1
d: Clc1ccc(C(Cl)(Cl)Cl)cc1Cl
Answer: a, 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}