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] O=C(Nc1ccccc1)Nc1ccc([N+](=O)[O-])cn1
[b] O=C1C(O)=C(c2ccc(Br)cc2)C(=O)C(O)=C1c1ccc(Br)cc1
[c] CCOC(=O)c1c2c(n3ccccc13)C(=O)C(C)(C(=O)OCC)S2
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}