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: CCOC[C@@H](O)COc1ccc(NC(=O)CC[S+](C)C)cc1
b: Nc1[nH]cnc2ncnc1-2
c: O=[N+]([O-])c1ccc(CCl)cc1
d: CC(=O)OCc1ccc([N+](=O)[O-])cc1
Answer: b, c, 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}