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 other words.
Options:
a: CSc1nc(NC(=O)c2ccccc2Br)n[nH]1
b: O=C1NC2(CN3CCC2CC3)C(=O)N1CN(Cc1ccccc1)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}
3'-[(N-benzylanilino)methyl]spiro[1-azabicyclo[2.2.2]octane-3,5'-imidazolidine]-2',4'-dione