Task: Please answer the multiple choice question.
Question: Which molecules are Ames mutagenic?
Constraint: You must select none, one or more options from a, b, c, or d without using any other words.
Options:
a: O=Nc1ccc(O)cc1
b: CCN(CC)CCC[C@@H](C)Nc1ccnc2cc(Cl)ccc12
c: C=CCc1ccc(OC)cc1
d: CCCCC[C@@H](CC)OC(=O)c1cccc(C(=O)O[C@H](CC)CCCCC)c1
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}