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. O=c1n(CCCN2CCN(c3cccc(Cl)c3)CC2)nc2ccccn12
b. CN(C)CCc1c[nH]c2ccc(CS(=O)(=O)N3CCCC3)cc12
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}