Task: Please answer the multiple choice question.
Question: Which molecules are not a CYP2D6 substrate?
Constraint: You must select none, one or more options from a or b without using any additional words.
Options:
a. CC(C)(O)c1ccccc1CC[C@@H](SCC1(CC(=O)O)CC1)c1cccc(/C=C\c2ccc3ccc(Cl)cc3n2)c1
b. Cn1c(=O)c2c(ncn2C)n(C)c1=O
Answer: a
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-[1-[[(1R)-1-[3-[(Z)-2-(7-chloroquinolin-2-yl)ethenyl]phenyl]-3-[2-(2-hydroxypropan-2-yl)phenyl]propyl]sulfanylmethyl]cyclopropyl]acetic acid