Task: Please answer the multiple choice question.
Question: Which molecules are not a substrate for CYP2C9?
Constraint: You must select none, one or more options from a or b without using any additional words.
Options:
a.) CCC(=O)NS(=O)(=O)c1ccc(-c2c(-c3ccccc3)noc2C)cc1
b.) OC(O)C(Cl)(Cl)Cl
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}