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. CCC1Sc2cc(OC)cc([N+](=O)[O-])c2NC1=O
b. CC(=O)O[Hg]CC(O)Cn1c(=O)c2c(ncn2C)n(C)c1=O
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}
2-ethyl-7-methoxy-5-nitro-4H-1,4-benzothiazin-3-one