Task: Please answer the multiple choice question.
Question: Which molecules are not carcinogenic?
Constraint: You must select none, one or more options from a, b, c, or d without using any other words.
Options:
a. CNCCc1ccc(OC(=O)C(C)C)c(OC(=O)C(C)C)c1
b. c1cncc([C@H]2CCCCN2)c1
c. NCCNc1cccc2ccccc12
d. CC(C)NC[C@@H](O)c1ccc(O)c(O)c1
Answer: b, d
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}