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: Cc1nccc2c1[nH]c1ccccc12
b: CC(=O)C(/N=N\c1ccc(Cl)cc1Cl)C(=O)Nc1ccc(-c2ccc(NC(=O)C(/N=N/c3ccc(Cl)cc3Cl)C(C)=O)c(C)c2)cc1C
c: O=C1CN(/N=C/c2ccc(-c3ccc([N+](=O)[O-])cc3)o2)C(O)=N1
d: COc1ccc2c3c([nH]c2c1)[C@H]1C[C@H]2[C@H](C[C@@H](O)[C@H](OC)[C@H]2C(=O)O)CN1CC3
Answer: a, c, 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}