Task: Please answer the multiple choice question.
Question: Which molecules are not active against HIV?
Constraint: You must select none, one or more options from a or b without using any additional words.
Options:
(a) CC1(c2cccc3ccc(F)cc23)OC(=O)c2ccccc21
(b) COc1ccc(COC2C(C[N+]([O-])=NNc3ccc([N+](=O)[O-])cc3)OC3OC(C)(C)OC32)cc1
Answer: a, b
Task: Please answer the multiple choice question.
Question: Which molecules are {activity_HIV#not &NULL}{activity_HIV__names__adjective}?
Constraint: You must select none, one or more options from {%multiple_choice_enum%2-5%aA1} without using any {#other|additional!} words.
Options:
{SMILES%activity_HIV%}
Answer: {%multiple_choice_result}