Task: Please answer the multiple choice question.
Question: Which molecules are a CYP P450 3A4 substrate?
Constraint: You must select none, one or more options from a or b without using any additional words.
Options:
(a) CCCC(=O)Nc1ccc(OC[C@@H](O)CNC(C)C)c(C(C)=O)c1
(b) NC(=O)N1c2ccccc2C=Cc2ccccc21
Answer: b
Task: Please answer the multiple choice question.
Question: Which molecules are {CYP3A4_Substrate#not &NULL}a {CYP3A4_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%CYP3A4_Substrate%}
Answer: {%multiple_choice_result}