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 additional words.
Options:
a: CC(C)C(=O)CC(c1ccc(Br)cc1)N1N=C(C(C)C)CC1c1ccc(Br)cc1
b: Cc1ccc(C)c(COCCOCn2cc(N3CCOCC3)c(=O)[nH]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}