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(=O)c1cn(-c2ccc(Cl)cc2)c(=O)c2c(=N)[nH][nH]c12
b. O=C1C(=O)C2(CC1S(=O)(=O)c1ccccc1)c1ccccc1-c1ccccc12
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}