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(c1ccccc1)c1nc2c(Cl)ccc(Cl)c2cc1C(Br)Br
b. COc1cc(C2=C(c3cc(OC)c4ccccc4c3OC)C(=O)c3ccccc3C2=O)c(OC)c2ccccc12
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}