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 O=[N+]([O-])c1cncn1CCN1CCOCC1
b OCCN1CCN(CC/C=C2/c3ccccc3Sc3ccc(Cl)cc32)CC1
c Clc1ccc(CO[C@@H](Cn2ccnc2)c2ccc(Cl)cc2Cl)c(Cl)c1
d Cn1c(=O)[nH]c2ncn(C)c2c1=O
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}
2-[4-[(3Z)-3-(2-chlorothioxanthen-9-ylidene)propyl]piperazin-1-yl]ethanol