Task: Please answer the multiple choice question.
Question: Which molecules are a CYP2D6 substrate?
Constraint: You must select none, one or more options from a or b without using any other words.
Options:
[a] Cc1nccn1C[C@H]1CCc2c(c3ccccc3n2C)C1=O
[b] CN1CCC[C@H](n2nc(Cc3ccc(Cl)cc3)c3ccccc3c2=O)CC1
Answer: a, b
Task: Please answer the multiple choice question.
Question: Which molecules are {CYP2D6_Substrate#not &NULL}a {CYP2D6_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%CYP2D6_Substrate%}
Answer: {%multiple_choice_result}