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, or c without using any other words.
Options:
a: CCc1nn(CCCN2CCN(c3cccc(Cl)c3)CC2)c(=O)n1CC
b: c1ccc2[nH]c(-c3cscn3)nc2c1
c: CCCO
Answer: 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}