Task: Please answer the multiple choice question.
Question: Which molecules are a substrate for CYP P450 3A4?
Constraint: You must select none, one or more options from a or b without using any other words.
Options:
a COCc1c(C(=O)OC(C)C)ncc2[nH]c3ccc(OCc4ccccc4)cc3c12
b CN1C(=O)[C@H](O)N=C(c2ccccc2)c2cc(Cl)ccc21
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}