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) COC(=O)C(=O)C(C(=O)C(=O)Nc1nc(=S)[nH][nH]1)c1nc2ccc([N+](=O)[O-])cc2nc1O
(b) N=c1[nH][nH]c(=N)[nH]1.O=C(O)C(=O)O
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}
methyl3-(6-nitro-3-oxidanyl-quinoxalin-2-yl)-2,4,5-tris(oxidanylidene)-5-[(5-sulfanylidene-1,2-dihydro-1,2,4-triazol-3-yl)amino]pentanoate