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 or b without using any other words.
Options:
[a] N=C(N)NS(=O)(=O)c1ccc(NC(=O)c2ccc3nc4ccccc4c(N)c3c2)cc1
[b] CN(CCC(N)CC(=O)NC1C=CC(n2ccc(=N)[nH]c2=O)OC1C(=O)O)C(=N)N.Cl
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}