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, or c without using any other words.
Options:
a O=C(c1ccc(OCCN2CCCCC2)cc1)c1c(-c2ccc(O)cc2)sc2cc(O)ccc12
b CCCN[C@H]1CCc2nc(N)sc2C1
c CN1CCN(C2=Nc3cc(F)ccc3Cc3ccccc32)CC1
Answer: 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}