Task: Please answer the multiple choice question.
Question: Which molecules are mutagenic?
Constraint: You must select none, one or more options from a, b, c, or d without using any additional words.
Options:
a. CNS(=O)(=O)c1ccc(N)cc1
b. O=C(c1ccc([N+](=O)[O-])cc1)C1OC1c1ccccc1
c. CC(C)(Br)C(=O)NCc1ccccc1
d. O=[N+]([O-])c1ccc(Oc2ccccc2)cc1
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}