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, b, or c without using any additional words.
Options:
a O=c1n(CCCN2CCN(c3cccc(Cl)c3)CC2)nc2ccccn12
b CN[C@@H]1CCc2[nH]c3ccc(C(N)=O)cc3c2C1
c CCc1ccc(CCOc2ccc(C[C@@H]3SC(=O)NC3=O)cc2)nc1
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}