Task: Please answer the multiple choice question.
Question: Which molecules are carcinogenic?
Constraint: You must select none, one or more options from a, b, or c without using any other words.
Options:
a: Cc1c(O)c(=O)n(-c2ccccc2)n1C
b: CN1C2CCC1CC(NC(=O)c1cc(Cl)cc3c1OC(C)(C)C3)C2
c: O=C(c1ccc(F)cc1)C1CCN(CCn2c(=O)[nH]c3ccccc3c2=O)CC1
Answer: b
Task: Please answer the multiple choice question.
Question: Which molecules are {carcinogen#not &NULL}{carcinogen__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%carcinogen%}
Answer: {%multiple_choice_result}