Task: Please answer the multiple choice question.
Question: Which molecules are active against the human immunodeficiency virus?
Constraint: You must select none, one or more options from a, b, or c without using any other words.
Options:
a) COC(=O)C(C(=O)C(=O)Nc1nc2ccc([N+](=O)[O-])cc2s1)c1nc2ccc(Cl)cc2nc1O
b) Cc1cc(S(=O)(=O)Nc2nc(=N)n(-c3ccccc3)[nH]2)c(S)cc1Cl
c) CCOC(=O)c1cccc([N+](=O)[O-])c1N
Answer: 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}