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 additional words.
Options:
(a) COC(=O)Nc1nc2cc(C(=O)c3ccccc3)ccc2[nH]1
(b) O=C(c1ccccc1)[C@@H]1O[C@H]1c1ccc([N+](=O)[O-])cc1
(c) Nc1ccc(Cl)cc1N
(d) Clc1cc(Cl)c(Cl)cc1Cl
Answer: a, 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}