Task: Please answer the multiple choice question.
Question: Which molecules are not active against HIV?
Constraint: You must select none, one or more options from a or b without using any other words.
Options:
[a] Oc1nc2c(c(-c3ccc(Br)cc3)n1)COCC2=Cc1ccc(Br)cc1
[b] COc1ccc(-c2csc(=Nc3ccccc3)n2CCCN(C)C)cc1
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-bromophenyl)-8-[(4-bromophenyl)methylidene]-5H-pyrano[4,3-d]pyrimidin-2-ol