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 or b without using any additional words.
Options:
[a] Cc1c(NC(=O)Nc2ccc(F)cc2)c(=O)n(-c2ccccc2)n1C
[b] Cc1ccc(Nc2n[nH]c(NS(=O)(=O)c3cc(C)c(Cl)cc3S)n2)cc1
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}