Task: Please answer the multiple choice question.
Question: Which molecules are 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] CN1CCC[C@H](n2nc(Cc3ccc(Cl)cc3)c3ccccc3c2=O)CC1
[b] CC[C@H]1OC(=O)[C@H](C)[C@@H](O[C@H]2C[C@@](C)(OC)[C@@H](O)[C@H](C)O2)[C@H](C)[C@@H](O[C@@H]2O[C@H](C)C[C@H](N(C)C)[C@H]2O)[C@](C)(O)C[C@@H](C)[C@@H]2N[C@@H](COCCOC)O[C@H]([C@H]2C)[C@]1(C)O
[c] C[C@H](CS)C(=O)N1CCC[C@H]1C(=O)O
[d] Clc1cccc([C@H](c2ccc3nc[nH]c3c2)n2ccnc2)c1
Answer: a, 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}