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] N#CC1=C(N)OC(c2ccc([N+](=O)[O-])cc2)C1(C#N)C#N
[b] CCCCC(C)(CC=CC1C(O[Si](C)(C)C(C)(C)C)CC(=O)C1C(O)CCCCCC(=O)OC)O[Si](C)(C)C
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}