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 c1ccc(C2(c3ccccc3)C[C@H]2C2=NCCN2)cc1
b CN(C)CCC[C@@]1(c2ccc(F)cc2)OCc2cc(C#N)ccc21
Answer: a, 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}