Task: Please answer the multiple choice question.
Question: Which molecules are not 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 CN1C(=O)[C@H](O)N=C(c2ccccc2)c2cc(Cl)ccc21
b C[C@@H](C(=O)O)c1ccc2c(c1)CC(=O)c1ccccc1S2
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}