Task: Please answer the multiple choice question.
Question: Which molecules are 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] CN1C(=O)CN=C(c2ccccc2)c2cc(Cl)ccc21
[b] Cc1nnc2n1-c1ccc(Cl)cc1C(c1ccccc1)=NC2
[c] CCc1nn(CCCN2CCN(c3cccc(Cl)c3)CC2)c(=O)n1CC
Answer: a, 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}