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, b, or c without using any other words.
Options:
a) N#Cc1ccc([N+](=O)[O-])cc1
b) C=C/C1=C/C(C)C(C)(OC(C)=O)C(=O)OCC2=CC[N+]3(C)CCC(OC1=O)C23O
c) Clc1cccc2cccnc12
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}