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. Cc1nc(N)nc(N)c1N1CCN(c2ccc([N+](=O)[O-])cc2)CC1
b. Cc1cn(C2OC(CO[Si](C)(C)C(C)(C)C)C3(OC3C(=O)NN)C2O[Si](C)(C)C(C)(C)C)c(=O)[nH]c1=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}
4-[tert-butyl(dimethyl)silyl]oxy-7-[[tert-butyl(dimethyl)silyl]oxymethyl]-5-(5-methyl-2,4-dioxopyrimidin-1-yl)-1,6-dioxaspiro[2.4]heptane-2-carbohydrazide