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. CC(=O)Nc1ccc(Oc2ccc(N(O)C(C)=O)cc2)cc1
b. Nc1cccc2ncccc12
c. O=C(O)c1ccc(Cl)c(Cl)c1
d. CNc1c(C)cc2ncccc2c1N
Answer: a, b
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}