Task: Please answer the multiple choice question.
Question: Which molecules are not Ames mutagenic?
Constraint: You must select none, one or more options from a or b without using any other words.
Options:
[a] Nc1ccccc1SCSc1ccccc1N
[b] O=C1c2ccccc2C(=O)c2c1ccc(OC1OC(COC3OCC(O)C(O)C3O)C(O)C(O)C1O)c2O
Answer: 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}