Task: Please answer the multiple choice question.
Question: Which molecules are not Ames mutagenic?
Constraint: You must select none, one or more options from a, b, c, or d without using any additional words.
Options:
(a) OCC(O)C(O)C(OC1OC(CO)C(O)C(O)C1O)C(O)CO
(b) O=Nc1ccc(O)cc1
(c) CCOC(=O)c1[nH]c2ccccc2c1/N=C/c1ccc(NC(C)=O)cc1
(d) Nc1ccc2ccccc2c1
Answer: a
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}