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, b, or c without using any additional words.
Options:
a: CCCCCCCCCCCCCCCCOC1OC(CBr)C(O)C(O)C1O
b: COc1ccc(NCCC=C[Si](C)(C)C)cc1
c: N#CC(=Cc1ccccc1[N+](=O)[O-])C(=O)O
Answer: a, b, c
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}