Task: Please answer the multiple choice question.
Question: Which molecules are not inhibiting CYP P450 2C9?
Constraint: You must select none, one or more options from a or b without using any other words.
Options:
a: C[C@@H]1NCC[C@H](CC(=O)O)[C@H]1CC(=O)O
b: COc1ccc(Cl)cc1C(=O)NCCc1ccc(S(=O)(=O)NC(=O)NC2CCCCC2)cc1
Answer: a
Task: Please answer the multiple choice question.
Question: Which molecules are {CYP2C9_inhibition#not &NULL}{CYP2C9_inhibition__names__gerund}?
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_inhibition%}
Answer: {%multiple_choice_result}