Task: Please answer the multiple choice question.
Question: Which molecules are not a substrate for CYP P450 2C9?
Constraint: You must select none, one or more options from a or b without using any additional words.
Options:
a.) Cc1nc(C)c2c(n1)N(Cc1ccc(-c3ccccc3-c3nnn[nH]3)cc1)C(=O)CC2
b.) NNc1nnc(NN)c2ccccc12
Answer: a, b
Task: Please answer the multiple choice question.
Question: Which molecules are {CYP2C9_Substrate#not &NULL}a {CYP2C9_Substrate__names__noun}?
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}