Task: Please answer the multiple choice question.
Question: Which molecules are Ames mutagenic?
Constraint: You must select none, one or more options from a, b, c, or d without using any other words.
Options:
a. CC(C)N=C(NC(C)C)OCc1ccc([N+](=O)[O-])cc1
b. O=[N+]([O-])c1ccc2ccc3c4ccccc4[n+]([O-])c4ccc1c2c34
c. Cc1ccc(N=C=O)cc1N=C=O
d. CC(C)CCCCCOC(=O)c1ccccc1C(=O)OCCCCCC(C)C
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}