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] C=CCC12CCC(=O)C1(C)CC=C(O)C2=O
[b] O=C(NC(=Cc1ccc([N+](=O)[O-])cc1)c1nc2c(O)nc(S)nc2[nH]1)c1ccccc1
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}