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] CC(=O)OCC12CCC(C)=CC1OC1C3(O)N=C(C)OC3C2(C)C12CO2
[b] O=C(CC1(O)C(=O)Nc2c(Cl)cc(Cl)cc21)c1ccc(Br)cc1Br
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}