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. Cc1onc(-c2c(Cl)cccc2Cl)c1C(=O)SC1=NC(C)N2C(SC(=O)c3c(-c4c(Cl)cccc4Cl)noc3C)=NC(C)N12
b. C[Si](C)(c1ccccc1)C1CC(=O)CC(=O)C1
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}