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, or d without using any additional words.
Options:
a.) C1=CC2OC2c2ccc3c4c5c(cccc5cc3c21)C=C4
b.) CC(=O)N(O)c1ccccc1
c.) NC(Cc1ccc(O)c([N+](=O)[O-])c1)C(=O)O
d.) O=[N+]([O-])c1cc([N+](=O)[O-])c(O)c([N+](=O)[O-])c1O
Answer: a
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}