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. O=C1C(=Cc2cccc(Oc3ccccc3)c2)SC(c2ccccc2)N1c1ccc(Cl)cc1
b. COC1CC2C3C(=NNc4ccc([N+](=O)[O-])cc4[N+](=O)[O-])CCC2(C)C3C1
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}
3-(4-chlorophenyl)-5-[(3-phenoxyphenyl)methylidene]-2-phenyl-1,3-thiazolidin-4-one