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=C(O)C(=O)C(c2c(C)cc(C)c(Br)c2C)=C(O)C1=O
[b] O=C(C=Cc1ccc(O)cc1)OCC(O)COC1OC(CO)C(O)C(O)C1O
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}