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, b, c, or d without using any other words.
Options:
a: COc1cc(Br)c2oc(C3CCNCC3)cc2c1
b: CCOc1nc2cccc(C(=O)O)c2n1Cc1ccc(-c2ccccc2-c2nnn[nH]2)cc1
c: CCCOCCOC(=O)C1=C(C)NC(C)=C(C(=O)OCCOCCC)C1c1cccc([N+](=O)[O-])c1
d: COc1ccc(CN2CCNCC2)c(OC)c1OC
Answer: a, c, d
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}