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] CCOC(=O)c1[nH]c2ccccc2c1/N=C/c1ccc(NC(C)=O)cc1
[b] Nc1ccc(Cl)c(C(F)(F)F)c1
[c] Nc1cccc([N+](=O)[O-])c1CO
[d] O=C(c1ccc([N+](=O)[O-])cc1)C1OC1c1ccccc1
Answer: a, 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}