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) CS(=O)(=O)O.Cc1c2[nH]c3ccc(Br)cc3c2c(C)c2nccc(O)c12
(b) O=c1c(=Cc2ccc(Cl)c(Cl)c2)sc2n1CCN=2
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}