Task: Please answer the multiple choice question.
Question: Which molecules are Ames mutagenic?
Constraint: You must select none, one or more options from a, b, or c without using any other words.
Options:
a: O=[N+]([O-])c1cccc([N+](=O)[O-])c1CO
b: Cc1cc(N)c(C)cc1N
c: O=C1N(CO)[C@H](O)[C@@H](O)N1CO
Answer: b, 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}