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, or c without using any other words.
Options:
a) O=[N+]([O-])c1c(O)ccc2ccccc12
b) CC(C)OC(=O)C(C)(C)Oc1ccc(C(=O)c2ccc(Cl)cc2)cc1
c) Cc1ccc2ccccc2n1
Answer: b
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}