Task: Please answer the multiple choice question.
Question: Which molecules are not metabolized by CYP P450 3A4?
Constraint: You must select none, one or more options from a or b without using any other words.
Options:
[a] NC(=O)N1c2ccccc2CC(=O)c2ccccc21
[b] CC(=O)N1CCN(c2ccc(OC[C@H]3CO[C@](Cn4ccnc4)(c4ccc(Cl)cc4Cl)O3)cc2)CC1
Answer: a
Task: Please answer the multiple choice question.
Question: Which molecules are {CYP3A4_Substrate#not &NULL}{CYP3A4_Substrate__names__verb}?
Constraint: You must select none, one or more options from {%multiple_choice_enum%2-5%aA1} without using any {#other|additional!} words.
Options:
{SMILES%CYP3A4_Substrate%}
Answer: {%multiple_choice_result}