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, c, or d without using any additional words.
Options:
a. O=C(O)c1cccc(SS(=O)(=O)c2cccc(C(=O)O)c2)c1
b. CC(=O)Nc1ccc(C(C#N)=Cc2ccc(N(C)CCC#N)cc2)cc1
c. O=C(c1nc2ccc(Cl)cc2nc1O)C(O)c1ccccc1
d. N#Cc1c(C#N)c(-c2cccc([N+](=O)[O-])c2)n(-c2ccccc2)c1N
Answer: a
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}