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, c, or d without using any other words.
Options:
a: OC1c2cccc3c2C2(OC2C1O)c1ccc2ccccc2c1-3
b: Cc1cccc(O)c1N
c: O=C(c1ccccc1)[C@@H]1O[C@H]1c1ccc([N+](=O)[O-])cc1
d: Cc1cc([N+](=O)[O-])c2ccccc2c1
Answer: a, d
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}