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 other words.
Options:
a: C[C@H]1C[C@H]2[C@@H]3CCC4=CC(=O)C=C[C@]4(C)[C@@]3(F)[C@@H](O)C[C@]2(C)[C@@]1(O)C(=O)CO
b: CN1C(=O)[C@@](C)(C2=CCCCC2)C(=O)N=C1O
c: CCN(CC)CCC[C@@H](C)Nc1c2ccc(Cl)cc2nc2ccc(OC)cc12
Answer: b
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}