Task: Please answer the multiple choice question.
Question: Which molecules are mutagenic?
Constraint: You must select none, one or more options from a, b, c, d, or e without using any other words.
Options:
a) N#Cc1c(Cl)cccc1Cl
b) CNCC(O)c1cccc(O)c1
c) Cc1cn(C2CC(O)C(CO)O2)c(=O)[nH]c1=O
d) COc1c(C(=O)O)c(O)nc2ccccc12
e) O=C(O)c1ccc([N+](=O)[O-])cc1[N+](=O)[O-]
Answer: e
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}