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.) NS(=O)(=O)c1ccc(CNC(=O)c2ccccc2SC(=O)CCCC[n+]2ccccc2)cc1.[Br-]
b.) O=C1C(c2ccc(Cl)cc2)=[N+]([O-])c2ccccc21
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}