Task: Please answer the multiple choice question.
Question: Which molecules are not active against the human immunodeficiency virus?
Constraint: You must select none, one or more options from a or b without using any other words.
Options:
a. CCOC(CCc1c(C)nc(NC(C)=O)nc1O)OCC
b. CC(C)[Si]1(C(C)C)OCC2OC(N3C(=O)NC(=O)CC3C(O)c3ccccc3)CC2O[Si](C(C)C)(C(C)C)O1
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}