Task: Please answer the multiple choice question.
Question: Which molecules are a substrate for CYP P450 2D6?
Constraint: You must select none, one or more options from a or b without using any additional words.
Options:
a. CC(C)Cn1cnc2c(N)nc3ccccc3c21
b. COc1ccc(CCN2CCC(Nc3nc4ccccc4n3Cc3ccc(F)cc3)CC2)cc1
Answer: 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}