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 other words.
Options:
a) c1ccccc1
b) CN(C)N=Nc1ccc(Br)cc1
c) CCN(CC)CCC[C@@H](C)Nc1cc(OC)cc2cccnc12
d) [N-]=[N+]=NCc1ccccc1
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}