Task: Please answer the multiple choice question.
Question: Which molecules are metabolized by CYP2C9?
Constraint: You must select none, one or more options from a or b without using any additional words.
Options:
a CN[C@H]1CC[C@@H](c2ccc(Cl)c(Cl)c2)c2ccccc21
b COc1cc(OC)nc(NS(=O)(=O)c2ccc(N)cc2)n1
Answer: a
Task: Please answer the multiple choice question.
Question: Which molecules are {CYP2C9_Substrate#not &NULL}{CYP2C9_Substrate__names__verb}?
Constraint: You must select none, one or more options from {%multiple_choice_enum%2-5%aA1} without using any {#other|additional!} words.
Options:
{SMILES%CYP2C9_Substrate%}
Answer: {%multiple_choice_result}