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 other words.
Options:
a) CCC(=O)n1c(=O)n(-c2ccc([N+](=O)[O-])cc2)c(=O)n1C(=O)CC
b) CC1COS(=O)(=O)CS(=O)(=O)O1
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}
4-(4-nitrophenyl)-1,2-di(propanoyl)-1,2,4-triazolidine-3,5-dione