Task: Please answer the multiple choice question.
Question: Which molecules are mutagenic?
Constraint: You must select none, one or more options from a, b, or c without using any additional words.
Options:
a) COc1c([N+](=O)[O-])cc([N+](=O)[O-])cc1[N+](=O)[O-]
b) N=C1CCC(=N)c2c1c(O)c1ccccc1c2O
c) CC12CCC3C(CCC4CC(O)CCC43C)C1CCC(=O)N2
Answer: a, b
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}