Task: Please answer the multiple choice question.
Question: Which molecules are not a CYP P450 2C9 substrate?
Constraint: You must select none, one or more options from a, b, or c without using any other words.
Options:
a. CN1CCN=C(c2ccccc2)c2cc(Cl)ccc21
b. CC(C)=O
c. C[C@H]1C[C@H]2[C@@H]3CCC4=CC(=O)C=C[C@]4(C)[C@@]3(Cl)[C@@H](O)C[C@]2(C)[C@@]1(O)C(=O)CO
Answer: a, b, c
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}