Task: Please answer the multiple choice question.
Question: Which molecules are a CYP P450 2D6 substrate?
Constraint: You must select none, one or more options from a, b, or c without using any additional words.
Options:
a. CC(C)(C(=O)c1cccnc1)c1cccnc1
b. CN(C)CCOC1=Cc2ccccc2Sc2ccc(Cl)cc21
c. CCN(CC)CCS(=O)(=O)[C@@H]1CCN2C(=O)c3coc(n3)CC(=O)C[C@H](O)C=C(C)C=CCNC(=O)C=C[C@@H](C)[C@@H](C(C)C)OC(=O)[C@@H]12
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}