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) S=c1[nH]nc(-c2ccccc2Nc2ccccc2-c2n[nH]c(=S)n2-c2ccccc2)n1-c1ccccc1
(b) CN(C)c1ccc(C=NNC2=NC(=Cc3ccco3)C(=O)N2)cc1
Answer: 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}