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. CC(NC(=O)Cc1cnc(C)nc1N)=C(CCOC(=O)c1ccccc1)SC(=O)c1ccccc1
b. COc1cc(Cl)c(OC)cc1Cl
c. NC(=O)C12OC1C(O)(c1ccccc1)NC2=O
d. N#Cc1cccc([N+](=O)[O-])c1
Answer: a, 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}