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. O=C(NC(=O)c1c(F)cccc1F)Nc1ccc(Br)cn1
b. Cc1cccc(Nc2cn(CCOc3ccccc3)c(=O)n(CCOc3ccccc3)c2=O)c1
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}
5-(3-methylanilino)-1,3-bis(2-phenoxyethyl)pyrimidine-2,4-dione