Task: Please answer the multiple choice question.
Question: Which molecules are not metabolized by CYP2C9?
Constraint: You must select none, one or more options from a or b without using any other words.
Options:
a) O=C(O)COC(=O)Cc1ccccc1Nc1c(Cl)cccc1Cl
b) CCN(CC)C(=O)N[C@H]1C[C@@H]2c3cccc4[nH]cc(c34)C[C@H]2N(C)C1
Answer: b
Task: Please answer the multiple choice question.
Question: Which molecules are {CYP2C9_Substrate#not &NULL}{CYP2C9_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%CYP2C9_Substrate%}
Answer: {%multiple_choice_result}