Task: Please answer the multiple choice question.
Question: Which molecules are a substrate for CYP3A4?
Constraint: You must select none, one or more options from a or b without using any other words.
Options:
a. NC(N)=Nc1nc(CSCC/C(N)=N\S(N)(=O)=O)cs1
b. COCC(=O)O[C@]1(CCN(C)CCCc2nc3ccccc3[nH]2)CCc2cc(F)ccc2[C@@H]1C(C)C
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}