Task: Please answer the multiple choice question.
Question: Which molecules are mutagenic?
Constraint: You must select none, one or more options from a, b, c, or d without using any additional words.
Options:
[a] Nc1c(Cl)cc([N+](=O)[O-])cc1Cl
[b] COc1cc2c3c(c1O)-c1cc4c(cc1CC3N(C)CC2)OCO4
[c] CC1OCC(=O)C(=O)C1O
[d] N#Cc1ccc([N+](=O)[O-])cc1
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}