Task: Please answer the multiple choice question.
Question: Which molecules are not Ames mutagenic?
Constraint: You must select none, one or more options from a, b, c, or d without using any additional words.
Options:
[a] NC(=O)c1ccccc1O
[b] O=c1[nH]c(=O)n(C2CC(O)C(CO)O2)cc1CCCCl
[c] Cc1c([N+](=O)[O-])ccc2ccccc12
[d] CC(C)c1cc(N)cc([N+](=O)[O-])c1N
Answer: a, 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}