Task: Please answer the multiple choice question.
Question: Which molecules are not mutagenic?
Constraint: You must select none, one or more options from a, b, c, or d without using any other words.
Options:
a N#CCCC(=O)CCc1ccc(C(=O)O)cc1
b COc1cccc(CN(C)N=O)c1
c CC12CCC3C(CCC4CC(O)CCC43C)C1CCC(=O)N2
d O=S1(=O)CCCCO1
Answer: 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}