Task: Please answer the multiple choice question.
Question: Which molecules are not a substrate for CYP P450 2D6?
Constraint: You must select none, one or more options from a or b without using any other words.
Options:
[a] CCC(C)(C)C(=O)O[C@H]1C[C@@H](C)C=C2C=C[C@H](C)[C@H](CC[C@@H]3C[C@@H](O)CC(=O)O3)[C@H]21
[b] CN(C)c1ccc([C@H]2C[C@@]3(C)[C@@H](CC[C@@]3(O)/C=C/CO)[C@@H]3CCC4=CC(=O)CCC4=C32)cc1
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}