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(C)(C)C1CCC2c3c([nH]c4ccc(Br)cc34)C3C(=O)N(c4ccccc4)C(=O)C3C2C1
(b) CN(C)CCNC(=O)Cn1cnc2cccc([N+](=O)[O-])c2c1=O.Cl
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}