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) COc1ccc2cc([N+](=O)[O-])c3ccc(=O)oc3c2c1
b) Oc1ccc(Cl)c(Cl)c1Cl
c) CN(C)OC(=O)COc1ccc(Cl)cc1Cl
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}