Task: Please answer the multiple choice question.
Question: Which molecules are not active against the human immunodeficiency virus?
Constraint: You must select none, one or more options from a or b without using any other words.
Options:
(a) NCCCNc1c2ccccc2nc2cccc([N+](=O)[O-])c12
(b) CC1=C(C#N)C2(C(=O)N(C)c3ccccc32)C(C#N)=C(C)N1
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}
N'-(1-nitroacridin-9-yl)propane-1,3-diamine