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, or c without using any additional words.
Options:
(a) O=c1[nH]c(=O)n(C2CC(O)C(CO)O2)cc1C(F)(F)F
(b) O=C1C=CC(=O)C=C1
(c) CCCC(=O)OCc1ccccc1[N+](=O)[O-]
Answer: 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}