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 other words.
Options:
(a) Cc1cccc2ccc([N+](=O)[O-])cc12
(b) CC(Br)C(=O)NCc1ccc(Cl)cc1
(c) Cc1ccccc1S(N)(=O)=O
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}