Task: Please answer the multiple choice question.
Question: Which molecules are metabolized by CYP2D6?
Constraint: You must select none, one or more options from a or b without using any additional words.
Options:
a. CN1CCC[C@H](n2nc(Cc3ccc(Cl)cc3)c3ccccc3c2=O)CC1
b. O=c1[nH]cc(F)c(=O)[nH]1
Answer: a
Task: Please answer the multiple choice question.
Question: Which molecules are {CYP2D6_Substrate#not &NULL}{CYP2D6_Substrate__names__verb}?
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}