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=C1CN=C(c2ccccn2)c2cc(Cl)ccc2N1
b. CCOC(=O)C(C#N)=NNc1ccc(-n2c(C)nc3ccc(Br)cc3c2=O)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}