Task: Please answer the multiple choice question.
Question: Which molecules are not a substrate for CYP2D6?
Constraint: You must select none, one or more options from a, b, c, or d without using any other words.
Options:
a: CCn1cc(C(=O)O)c(=O)c2cnc(N3CCNCC3)nc21
b: CCC1=C(C)CN(C(=O)NCCc2ccc(S(=O)(=O)NC(=O)NC3CCC(C)CC3)cc2)C1=O
c: CN1C(=O)OC(C)(C)C1=O
d: CN1CCN(C2=Nc3cc(Cl)ccc3Nc3ccccc32)CC1
Answer: a, b, c
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}