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, c, or d without using any other words.
Options:
[a] Cc1cccc(C)c1O
[b] Cc1ccc(Nc2ccc(N)c3c2C(=O)c2ccccc2C3=O)c(S(=O)(=O)O)c1
[c] Cc1cccc(C(=O)O)c1[N+](=O)[O-]
[d] Cc1ccc(NS(=O)(=O)c2cccc3cccnc23)cc1
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}